fix gosum

Update Go base image to version 1.25 in Dockerfile
Add modified_time field to Resource model and update logic for tracking modifications
2025-09-27 12:17:24 +00:00 · 2025-09-27 16:33:52 +08:00 · 2025-09-27 16:27:55 +08:00 · 2025-09-27 16:22:04 +08:00 · 2025-09-27 16:12:24 +08:00 · 2025-09-10 20:06:46 +08:00
76 changed files with 3852 additions and 794 deletions
--- a/2
+++ b/2
@@ -12,7 +12,7 @@ COPY frontend/ ./
 RUN npm run build

 # 第二阶段：构建Go应用
-FROM golang:1.24-alpine AS backend-builder
+FROM golang:1.25-alpine AS backend-builder

 WORKDIR /app

--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -12,8 +12,6 @@
        "@tailwindcss/vite": "^4.1.5",
        "axios": "^1.9.0",
        "framer-motion": "^12.23.5",
-        "i18next": "^25.1.1",
-        "i18next-browser-languagedetector": "^8.1.0",
        "masonic": "^4.1.0",
        "react": "^19.0.0",
        "react-dom": "^19.0.0",
@@ -21,6 +19,7 @@
        "react-icons": "^5.5.0",
        "react-markdown": "^10.1.0",
        "react-router": "^7.5.3",
+        "remark-gfm": "^4.0.1",
        "spark-md5": "^3.0.2",
        "tailwindcss": "^4.1.5"
      },
@@ -3690,6 +3689,7 @@
        }
      ],
      "license": "MIT",
+      "peer": true,
      "dependencies": {
        "@babel/runtime": "^7.26.10"
      },
@@ -3702,15 +3702,6 @@
        }
      }
    },
-    "node_modules/i18next-browser-languagedetector": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/i18next-browser-languagedetector/-/i18next-browser-languagedetector-8.1.0.tgz",
-      "integrity": "sha512-mHZxNx1Lq09xt5kCauZ/4bsXOEA2pfpwSoU11/QTJB+pD94iONFwp+ohqi///PwiFvjFOxe1akYCdHyFo1ng5Q==",
-      "license": "MIT",
-      "dependencies": {
-        "@babel/runtime": "^7.23.2"
-      }
-    },
    "node_modules/iconv-lite": {
      "version": "0.6.3",
      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
@@ -4258,6 +4249,16 @@
        "yallist": "^3.0.2"
      }
    },
+    "node_modules/markdown-table": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/markdown-table/-/markdown-table-3.0.4.tgz",
+      "integrity": "sha512-wiYz4+JrLyb/DqW2hkFJxP7Vd7JuTDm77fvbM8VfEQdmSMqcImWeeRbHwZjBjIFki/VaMK2BhFi7oUUZeM5bqw==",
+      "license": "MIT",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
    "node_modules/masonic": {
      "version": "4.1.0",
      "resolved": "https://registry.npmjs.org/masonic/-/masonic-4.1.0.tgz",
@@ -4289,6 +4290,34 @@
        "node": ">= 0.4"
      }
    },
+    "node_modules/mdast-util-find-and-replace": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/mdast-util-find-and-replace/-/mdast-util-find-and-replace-3.0.2.tgz",
+      "integrity": "sha512-Tmd1Vg/m3Xz43afeNxDIhWRtFZgM2VLyaf4vSTYwudTyeuTneoL3qtWMA5jeLyz/O1vDJmmV4QuScFCA2tBPwg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "escape-string-regexp": "^5.0.0",
+        "unist-util-is": "^6.0.0",
+        "unist-util-visit-parents": "^6.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-find-and-replace/node_modules/escape-string-regexp": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-5.0.0.tgz",
+      "integrity": "sha512-/veY75JbMK4j1yjvuUxuVsiS/hr/4iHs9FTT6cgTexxdE0Ly/glccBAkloH/DofkjRbZU3bnoj38mOmhkZ0lHw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
    "node_modules/mdast-util-from-markdown": {
      "version": "2.0.2",
      "resolved": "https://registry.npmjs.org/mdast-util-from-markdown/-/mdast-util-from-markdown-2.0.2.tgz",
@@ -4313,6 +4342,107 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/mdast-util-gfm": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm/-/mdast-util-gfm-3.1.0.tgz",
+      "integrity": "sha512-0ulfdQOM3ysHhCJ1p06l0b0VKlhU0wuQs3thxZQagjcjPrlFRqY215uZGHHJan9GEAXd9MbfPjFJz+qMkVR6zQ==",
+      "license": "MIT",
+      "dependencies": {
+        "mdast-util-from-markdown": "^2.0.0",
+        "mdast-util-gfm-autolink-literal": "^2.0.0",
+        "mdast-util-gfm-footnote": "^2.0.0",
+        "mdast-util-gfm-strikethrough": "^2.0.0",
+        "mdast-util-gfm-table": "^2.0.0",
+        "mdast-util-gfm-task-list-item": "^2.0.0",
+        "mdast-util-to-markdown": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-gfm-autolink-literal": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm-autolink-literal/-/mdast-util-gfm-autolink-literal-2.0.1.tgz",
+      "integrity": "sha512-5HVP2MKaP6L+G6YaxPNjuL0BPrq9orG3TsrZ9YXbA3vDw/ACI4MEsnoDpn6ZNm7GnZgtAcONJyPhOP8tNJQavQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "ccount": "^2.0.0",
+        "devlop": "^1.0.0",
+        "mdast-util-find-and-replace": "^3.0.0",
+        "micromark-util-character": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-gfm-footnote": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm-footnote/-/mdast-util-gfm-footnote-2.1.0.tgz",
+      "integrity": "sha512-sqpDWlsHn7Ac9GNZQMeUzPQSMzR6Wv0WKRNvQRg0KqHh02fpTz69Qc1QSseNX29bhz1ROIyNyxExfawVKTm1GQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "devlop": "^1.1.0",
+        "mdast-util-from-markdown": "^2.0.0",
+        "mdast-util-to-markdown": "^2.0.0",
+        "micromark-util-normalize-identifier": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-gfm-strikethrough": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm-strikethrough/-/mdast-util-gfm-strikethrough-2.0.0.tgz",
+      "integrity": "sha512-mKKb915TF+OC5ptj5bJ7WFRPdYtuHv0yTRxK2tJvi+BDqbkiG7h7u/9SI89nRAYcmap2xHQL9D+QG/6wSrTtXg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "mdast-util-from-markdown": "^2.0.0",
+        "mdast-util-to-markdown": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-gfm-table": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm-table/-/mdast-util-gfm-table-2.0.0.tgz",
+      "integrity": "sha512-78UEvebzz/rJIxLvE7ZtDd/vIQ0RHv+3Mh5DR96p7cS7HsBhYIICDBCu8csTNWNO6tBWfqXPWekRuj2FNOGOZg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "devlop": "^1.0.0",
+        "markdown-table": "^3.0.0",
+        "mdast-util-from-markdown": "^2.0.0",
+        "mdast-util-to-markdown": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-gfm-task-list-item": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-gfm-task-list-item/-/mdast-util-gfm-task-list-item-2.0.0.tgz",
+      "integrity": "sha512-IrtvNvjxC1o06taBAVJznEnkiHxLFTzgonUdy8hzFVeDun0uTjxxrRGVaNFqkU1wJR3RBPEfsxmU6jDWPofrTQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "devlop": "^1.0.0",
+        "mdast-util-from-markdown": "^2.0.0",
+        "mdast-util-to-markdown": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/mdast-util-mdx-expression": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/mdast-util-mdx-expression/-/mdast-util-mdx-expression-2.0.1.tgz",
@@ -4544,6 +4674,127 @@
        "micromark-util-types": "^2.0.0"
      }
    },
+    "node_modules/micromark-extension-gfm": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm/-/micromark-extension-gfm-3.0.0.tgz",
+      "integrity": "sha512-vsKArQsicm7t0z2GugkCKtZehqUm31oeGBV/KVSorWSy8ZlNAv7ytjFhvaryUiCUJYqs+NoE6AFhpQvBTM6Q4w==",
+      "license": "MIT",
+      "dependencies": {
+        "micromark-extension-gfm-autolink-literal": "^2.0.0",
+        "micromark-extension-gfm-footnote": "^2.0.0",
+        "micromark-extension-gfm-strikethrough": "^2.0.0",
+        "micromark-extension-gfm-table": "^2.0.0",
+        "micromark-extension-gfm-tagfilter": "^2.0.0",
+        "micromark-extension-gfm-task-list-item": "^2.0.0",
+        "micromark-util-combine-extensions": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-autolink-literal": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-autolink-literal/-/micromark-extension-gfm-autolink-literal-2.1.0.tgz",
+      "integrity": "sha512-oOg7knzhicgQ3t4QCjCWgTmfNhvQbDDnJeVu9v81r7NltNCVmhPy1fJRX27pISafdjL+SVc4d3l48Gb6pbRypw==",
+      "license": "MIT",
+      "dependencies": {
+        "micromark-util-character": "^2.0.0",
+        "micromark-util-sanitize-uri": "^2.0.0",
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-footnote": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-footnote/-/micromark-extension-gfm-footnote-2.1.0.tgz",
+      "integrity": "sha512-/yPhxI1ntnDNsiHtzLKYnE3vf9JZ6cAisqVDauhp4CEHxlb4uoOTxOCJ+9s51bIB8U1N1FJ1RXOKTIlD5B/gqw==",
+      "license": "MIT",
+      "dependencies": {
+        "devlop": "^1.0.0",
+        "micromark-core-commonmark": "^2.0.0",
+        "micromark-factory-space": "^2.0.0",
+        "micromark-util-character": "^2.0.0",
+        "micromark-util-normalize-identifier": "^2.0.0",
+        "micromark-util-sanitize-uri": "^2.0.0",
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-strikethrough": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-strikethrough/-/micromark-extension-gfm-strikethrough-2.1.0.tgz",
+      "integrity": "sha512-ADVjpOOkjz1hhkZLlBiYA9cR2Anf8F4HqZUO6e5eDcPQd0Txw5fxLzzxnEkSkfnD0wziSGiv7sYhk/ktvbf1uw==",
+      "license": "MIT",
+      "dependencies": {
+        "devlop": "^1.0.0",
+        "micromark-util-chunked": "^2.0.0",
+        "micromark-util-classify-character": "^2.0.0",
+        "micromark-util-resolve-all": "^2.0.0",
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-table": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-table/-/micromark-extension-gfm-table-2.1.1.tgz",
+      "integrity": "sha512-t2OU/dXXioARrC6yWfJ4hqB7rct14e8f7m0cbI5hUmDyyIlwv5vEtooptH8INkbLzOatzKuVbQmAYcbWoyz6Dg==",
+      "license": "MIT",
+      "dependencies": {
+        "devlop": "^1.0.0",
+        "micromark-factory-space": "^2.0.0",
+        "micromark-util-character": "^2.0.0",
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-tagfilter": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-tagfilter/-/micromark-extension-gfm-tagfilter-2.0.0.tgz",
+      "integrity": "sha512-xHlTOmuCSotIA8TW1mDIM6X2O1SiX5P9IuDtqGonFhEK0qgRI4yeC6vMxEV2dgyr2TiD+2PQ10o+cOhdVAcwfg==",
+      "license": "MIT",
+      "dependencies": {
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/micromark-extension-gfm-task-list-item": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-extension-gfm-task-list-item/-/micromark-extension-gfm-task-list-item-2.1.0.tgz",
+      "integrity": "sha512-qIBZhqxqI6fjLDYFTBIa4eivDMnP+OZqsNwmQ3xNLE4Cxwc+zfQEfbs6tzAo2Hjq+bh6q5F+Z8/cksrLFYWQQw==",
+      "license": "MIT",
+      "dependencies": {
+        "devlop": "^1.0.0",
+        "micromark-factory-space": "^2.0.0",
+        "micromark-util-character": "^2.0.0",
+        "micromark-util-symbol": "^2.0.0",
+        "micromark-util-types": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/micromark-factory-destination": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/micromark-factory-destination/-/micromark-factory-destination-2.0.1.tgz",
@@ -5534,6 +5785,24 @@
        "node": ">=18"
      }
    },
+    "node_modules/remark-gfm": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/remark-gfm/-/remark-gfm-4.0.1.tgz",
+      "integrity": "sha512-1quofZ2RQ9EWdeN34S79+KExV1764+wCUGop5CPL1WGdD0ocPpu91lzPGbwWMECpEpd42kJGQwzRfyov9j4yNg==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "mdast-util-gfm": "^3.0.0",
+        "micromark-extension-gfm": "^3.0.0",
+        "remark-parse": "^11.0.0",
+        "remark-stringify": "^11.0.0",
+        "unified": "^11.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/remark-parse": {
      "version": "11.0.0",
      "resolved": "https://registry.npmjs.org/remark-parse/-/remark-parse-11.0.0.tgz",
@@ -5567,6 +5836,21 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/remark-stringify": {
+      "version": "11.0.0",
+      "resolved": "https://registry.npmjs.org/remark-stringify/-/remark-stringify-11.0.0.tgz",
+      "integrity": "sha512-1OSmLd3awB/t8qdoEOMazZkNsfVTeY4fTsgzcQFdXNq8ToTN4ZGwrMnlda4K6smTFKD+GRV6O48i6Z4iKgPPpw==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/mdast": "^4.0.0",
+        "mdast-util-to-markdown": "^2.0.0",
+        "unified": "^11.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/resolve-from": {
      "version": "4.0.0",
      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -19,8 +19,6 @@
    "@tailwindcss/vite": "^4.1.5",
    "axios": "^1.9.0",
    "framer-motion": "^12.23.5",
-    "i18next": "^25.1.1",
-    "i18next-browser-languagedetector": "^8.1.0",
    "masonic": "^4.1.0",
    "react": "^19.0.0",
    "react-dom": "^19.0.0",
@@ -28,6 +26,7 @@
    "react-icons": "^5.5.0",
    "react-markdown": "^10.1.0",
    "react-router": "^7.5.3",
+    "remark-gfm": "^4.0.1",
    "spark-md5": "^3.0.2",
    "tailwindcss": "^4.1.5"
  },
--- a/frontend/src/app.tsx
+++ b/frontend/src/app.tsx
@@ -15,29 +15,43 @@ import TagsPage from "./pages/tags_page.tsx";
 import RandomPage from "./pages/random_page.tsx";
 import ActivitiesPage from "./pages/activities_page.tsx";
 import CommentPage from "./pages/comment_page.tsx";
+import CreateCollectionPage from "./pages/create_collection_page.tsx";
+import CollectionPage from "./pages/collection_page.tsx";
+import { i18nData } from "./i18n.ts";
+import { i18nContext } from "./utils/i18n.ts";

 export default function App() {
  return (
-    <BrowserRouter>
-      <Routes>
-        <Route path={"/login"} element={<LoginPage />} />
-        <Route path={"/register"} element={<RegisterPage />} />
-        <Route element={<Navigator />}>
-          <Route path={"/"} element={<HomePage />} />
-          <Route path={"/publish"} element={<PublishPage />} />
-          <Route path={"/search"} element={<SearchPage />} />
-          <Route path={"/resources/:id"} element={<ResourcePage />} />
-          <Route path={"/manage"} element={<ManagePage />} />
-          <Route path={"/tag/:tag"} element={<TaggedResourcesPage />} />
-          <Route path={"/user/:username"} element={<UserPage />} />
-          <Route path={"/resource/edit/:rid"} element={<EditResourcePage />} />
-          <Route path={"/about"} element={<AboutPage />} />
-          <Route path={"/tags"} element={<TagsPage />} />
-          <Route path={"/random"} element={<RandomPage />} />
-          <Route path={"/activity"} element={<ActivitiesPage />} />
-          <Route path={"/comments/:id"} element={<CommentPage />} />
-        </Route>
-      </Routes>
-    </BrowserRouter>
+    <i18nContext.Provider value={i18nData}>
+      <BrowserRouter>
+        <Routes>
+          <Route path={"/login"} element={<LoginPage />} />
+          <Route path={"/register"} element={<RegisterPage />} />
+          <Route element={<Navigator />}>
+            <Route path={"/"} element={<HomePage />} />
+            <Route path={"/publish"} element={<PublishPage />} />
+            <Route path={"/search"} element={<SearchPage />} />
+            <Route path={"/resources/:id"} element={<ResourcePage />} />
+            <Route path={"/manage"} element={<ManagePage />} />
+            <Route path={"/tag/:tag"} element={<TaggedResourcesPage />} />
+            <Route path={"/user/:username"} element={<UserPage />} />
+            <Route
+              path={"/resource/edit/:rid"}
+              element={<EditResourcePage />}
+            />
+            <Route path={"/about"} element={<AboutPage />} />
+            <Route path={"/tags"} element={<TagsPage />} />
+            <Route path={"/random"} element={<RandomPage />} />
+            <Route path={"/activity"} element={<ActivitiesPage />} />
+            <Route path={"/comments/:id"} element={<CommentPage />} />
+            <Route
+              path={"/create-collection"}
+              element={<CreateCollectionPage />}
+            />
+            <Route path={"/collection/:id"} element={<CollectionPage />} />
+          </Route>
+        </Routes>
+      </BrowserRouter>
+    </i18nContext.Provider>
  );
 }
--- a/frontend/src/components/badge.tsx
+++ b/frontend/src/components/badge.tsx
@@ -4,14 +4,16 @@ export default function Badge({
  children,
  className,
  onClick,
+  selectable = false,
 }: {
  children: ReactNode;
  className?: string;
  onClick?: () => void;
+  selectable?: boolean;
 }) {
  return (
    <span
-      className={`badge ${!className?.includes("badge-") && "badge-primary"} select-none ${className}`}
+      className={`badge ${!className?.includes("badge-") && "badge-primary"} ${className} ${!selectable && "select-none"}`}
      onClick={onClick}
    >
      {children}
--- a/frontend/src/components/comment_input.tsx
+++ b/frontend/src/components/comment_input.tsx
@@ -1,5 +1,5 @@
 import { useState, useRef, useEffect } from "react";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import showToast from "./toast";
 import { network } from "../network/network";
 import { InfoAlert } from "./alert";
--- a/frontend/src/components/comment_tile.tsx
+++ b/frontend/src/components/comment_tile.tsx
@@ -1,4 +1,4 @@
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { useNavigate } from "react-router";
 import { MdOutlineComment } from "react-icons/md";
 import { Comment } from "../network/models";
--- a/frontend/src/components/image_selector.tsx
+++ b/frontend/src/components/image_selector.tsx
@@ -1,5 +1,5 @@
 import { MdAdd } from "react-icons/md";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { network } from "../network/network.ts";
 import showToast from "./toast.ts";
 import { useState } from "react";
--- a/frontend/src/components/loading.tsx
+++ b/frontend/src/components/loading.tsx
@@ -1,4 +1,4 @@
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";

 export default function Loading() {
  const { t } = useTranslation();
--- a/frontend/src/components/navigator.tsx
+++ b/frontend/src/components/navigator.tsx
@@ -3,7 +3,7 @@ import { network } from "../network/network.ts";
 import { useNavigate, useOutlet } from "react-router";
 import { createContext, useContext, useEffect, useState } from "react";
 import { MdArrowUpward, MdOutlinePerson, MdSearch } from "react-icons/md";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import UploadingSideBar from "./uploading_side_bar.tsx";
 import { ThemeSwitcher } from "./theme_switcher.tsx";
 import { IoLogoGithub } from "react-icons/io";
--- a/frontend/src/components/popup.tsx
+++ b/frontend/src/components/popup.tsx
@@ -1,5 +1,7 @@
 import React from "react";
 import { createRoot } from "react-dom/client";
+import { i18nContext } from "../utils/i18n";
+import { i18nData } from "../i18n.ts";

 export default function showPopup(
  content: React.ReactNode,
@@ -9,10 +11,18 @@ export default function showPopup(

  const div = document.createElement("div");
  div.style.position = "fixed";
-  if (eRect.x > window.innerWidth / 2) {
-    div.style.right = `${window.innerWidth - eRect.x}px`;
+  if (window.innerWidth > 400) {
+    if (eRect.x > window.innerWidth / 2) {
+      div.style.right = `${window.innerWidth - eRect.x}px`;
+    } else {
+      div.style.left = `${eRect.x}px`;
+    }
  } else {
-    div.style.left = `${eRect.x}px`;
+    if (eRect.x > window.innerWidth / 2) {
+      div.style.right = `8px`;
+    } else {
+      div.style.left = `8px`;
+    }
  }
  if (eRect.y > window.innerHeight / 2) {
    div.style.bottom = `${window.innerHeight - eRect.y}px`;
@@ -43,7 +53,9 @@ export default function showPopup(
  document.body.appendChild(mask);

  createRoot(div).render(
-    <context.Provider value={close}>{content}</context.Provider>,
+    <context.Provider value={close}>
+      <i18nContext.Provider value={i18nData}>{content}</i18nContext.Provider>
+    </context.Provider>,
  );
 }

--- a/frontend/src/components/resource_card.tsx
+++ b/frontend/src/components/resource_card.tsx
@@ -2,8 +2,15 @@ import { Resource } from "../network/models.ts";
 import { network } from "../network/network.ts";
 import { useNavigate } from "react-router";
 import Badge from "./badge.tsx";
+import React from "react";

-export default function ResourceCard({ resource }: { resource: Resource }) {
+export default function ResourceCard({
+  resource,
+  action,
+}: {
+  resource: Resource;
+  action?: React.ReactNode;
+}) {
  const navigate = useNavigate();

  let tags = resource.tags;
@@ -58,6 +65,8 @@ export default function ResourceCard({ resource }: { resource: Resource }) {
            </div>
            <div className="w-2"></div>
            <div className="text-sm">{resource.author.username}</div>
+            <div className="flex-1"></div>
+            {action}
          </div>
        </div>
      </div>
--- a/frontend/src/components/resources_view.tsx
+++ b/frontend/src/components/resources_view.tsx
@@ -9,9 +9,11 @@ import { useAppContext } from "./AppContext.tsx";
 export default function ResourcesView({
  loader,
  storageKey,
+  actionBuilder,
 }: {
  loader: (page: number) => Promise<PageResponse<Resource>>;
  storageKey?: string;
+  actionBuilder?: (resource: Resource) => React.ReactNode;
 }) {
  const [data, setData] = useState<Resource[]>([]);
  const pageRef = useRef(1);
@@ -54,7 +56,8 @@ export default function ResourcesView({
      isLoadingRef.current = false;
      pageRef.current = pageRef.current + 1;
      totalPagesRef.current = res.totalPages ?? 1;
-      setData((prev) => [...prev, ...res.data!]);
+      let data = res.data ?? [];
+      setData((prev) => [...prev, ...data]);
    }
  }, [loader]);

@@ -71,7 +74,13 @@ export default function ResourcesView({
        columnWidth={300}
        items={data}
        render={(e) => {
-          return <ResourceCard resource={e.data} key={e.data.id} />;
+          return (
+            <ResourceCard
+              resource={e.data}
+              key={e.data.id}
+              action={actionBuilder?.(e.data)}
+            />
+          );
        }}
      ></Masonry>
      {pageRef.current <= totalPagesRef.current && <Loading />}
--- a/frontend/src/components/tag_input.tsx
+++ b/frontend/src/components/tag_input.tsx
@@ -1,12 +1,13 @@
 import { Tag } from "../network/models.ts";
 import { useRef, useState } from "react";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { network } from "../network/network.ts";
 import { LuInfo } from "react-icons/lu";
 import { MdSearch } from "react-icons/md";
 import Button from "./button.tsx";
 import Input, { TextArea } from "./input.tsx";
 import { ErrorAlert } from "./alert.tsx";
+import { Debounce } from "../utils/debounce.ts";

 export default function TagInput({
  onAdd,
@@ -177,31 +178,6 @@ export default function TagInput({
  );
 }

-class Debounce {
-  private timer: number | null = null;
-  private readonly delay: number;
-
-  constructor(delay: number) {
-    this.delay = delay;
-  }
-
-  run(callback: () => void) {
-    if (this.timer) {
-      clearTimeout(this.timer);
-    }
-    this.timer = setTimeout(() => {
-      callback();
-    }, this.delay);
-  }
-
-  cancel() {
-    if (this.timer) {
-      clearTimeout(this.timer);
-      this.timer = null;
-    }
-  }
-}
-
 export function QuickAddTagDialog({
  onAdded,
 }: {
@@ -227,7 +203,11 @@ export function QuickAddTagDialog({
      return;
    }
    setError(null);
-    const names = text.split(separator).filter((n) => n.length > 0);
+    let sep: string | RegExp = separator;
+    if (sep === " ") {
+      sep = /\s+/;
+    }
+    const names = text.split(sep).filter((n) => n.length > 0);
    setLoading(true);
    const res = await network.getOrCreateTags(names, type);
    setLoading(false);
--- a/frontend/src/components/theme_switcher.tsx
+++ b/frontend/src/components/theme_switcher.tsx
@@ -1,5 +1,5 @@
 import { useEffect, useState } from "react";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { MdPalette } from "react-icons/md";

 interface ThemeOption {
--- a/frontend/src/components/toast.ts
+++ b/frontend/src/components/toast.ts
@@ -10,7 +10,7 @@ export default function showToast({
  type = type || "info";
  const div = document.createElement("div");
  div.innerHTML = `
-        <div class="toast toast-center">
+        <div class="toast toast-center z-10">
          <div class="alert shadow ${type === "success" && "alert-success"} ${type === "error" && "alert-error"} ${type === "warning" && "alert-warning"} ${type === "info" && "alert-info"}">
            <span>${message}</span>
          </div>
--- a/frontend/src/i18n.ts
+++ b/frontend/src/i18n.ts
@@ -1,243 +1,4 @@
 export const i18nData = {
-  "en": {
-    translation: {
-      "My Profile": "My Profile",
-      "Publish": "Publish",
-      "Log out": "Log out",
-      "Are you sure you want to log out?": "Are you sure you want to log out?",
-      "Cancel": "Cancel",
-      "Confirm": "Confirm",
-      "Search": "Search",
-      "Login": "Login",
-      "Register": "Register",
-      "Username": "Username",
-      "Password": "Password",
-      "Confirm Password": "Confirm Password",
-      "Username and password cannot be empty":
-        "Username and password cannot be empty",
-      "Passwords do not match": "Passwords do not match",
-      "Continue": "Continue",
-      "Don't have an account? Register": "Don't have an account? Register",
-      "Already have an account? Login": "Already have an account? Login",
-      "Publish Resource": "Publish Resource",
-      "All information can be modified after publishing":
-        "All information can be modified after publishing",
-      "Title": "Title",
-      "Alternative Titles": "Alternative Titles",
-      "Add Alternative Title": "Add Alternative Title",
-      "Tags": "Tags",
-      "Description": "Description",
-      "Use Markdown format": "Use Markdown format",
-      "Images": "Images",
-      "Images will not be displayed automatically, you need to reference them in the description":
-        "Images will not be displayed automatically, you need to reference them in the description",
-      "Preview": "Preview",
-      "Link": "Link",
-      "Action": "Action",
-      "Upload Image": "Upload Image",
-      "Error": "Error",
-      "Title cannot be empty": "Title cannot be empty",
-      "Alternative title cannot be empty": "Alternative title cannot be empty",
-      "At least one tag required": "At least one tag required",
-      "Description cannot be empty": "Description cannot be empty",
-      "Loading": "Loading",
-      "Enter a search keyword to continue":
-        "Enter a search keyword to continue",
-      "My Info": "My Info",
-      "Server": "Server",
-
-      // Management page translations
-      "Settings": "Settings",
-      "Manage": "Manage",
-      "Storage": "Storage",
-      "Users": "Users",
-      "You are not logged in. Please log in to access this page.":
-        "You are not logged in. Please log in to access this page.",
-      "You are not authorized to access this page.":
-        "You are not authorized to access this page.",
-
-      // Storage management
-      "No storage found. Please create a new storage.":
-        "No storage found. Please create a new storage.",
-      "Name": "Name",
-      "Created At": "Created At",
-      "Actions": "Actions",
-      "Delete Storage": "Delete Storage",
-      "Are you sure you want to delete this storage? This action cannot be undone.":
-        "Are you sure you want to delete this storage? This action cannot be undone.",
-      "Delete": "Delete",
-      "Storage deleted successfully": "Storage deleted successfully",
-      "New Storage": "New Storage",
-      "Type": "Type",
-      "Local": "Local",
-      "S3": "S3",
-      "Path": "Path",
-      "Max Size (MB)": "Max Size (MB)",
-      "Endpoint": "Endpoint",
-      "Access Key ID": "Access Key ID",
-      "Secret Access Key": "Secret Access Key",
-      "Bucket Name": "Bucket Name",
-      "All fields are required": "All fields are required",
-      "Storage created successfully": "Storage created successfully",
-      "Close": "Close",
-      "Submit": "Submit",
-
-      // User management
-      "Admin": "Admin",
-      "Can Upload": "Can Upload",
-      "Yes": "Yes",
-      "No": "No",
-      "Delete User": "Delete User",
-      "Are you sure you want to delete user":
-        "Are you sure you want to delete user",
-      "This action cannot be undone.": "This action cannot be undone.",
-      "User deleted successfully": "User deleted successfully",
-      "Set as user": "Set as user",
-      "Set as admin": "Set as admin",
-      "Remove upload permission": "Remove upload permission",
-      "Grant upload permission": "Grant upload permission",
-      "User set as admin successfully": "User set as admin successfully",
-      "User set as user successfully": "User set as user successfully",
-      "User set as upload permission successfully":
-        "User set as upload permission successfully",
-      "User removed upload permission successfully":
-        "User removed upload permission successfully",
-
-      // Resource details page
-      "Resource ID is required": "Resource ID is required",
-      "Files": "Files",
-      "Comments": "Comments",
-      "Upload": "Upload",
-      "Create File": "Create File",
-      "Please select a file type": "Please select a file type",
-      "Please fill in all fields": "Please fill in all fields",
-      "File created successfully": "File created successfully",
-      "Successfully create uploading task.":
-        "Successfully create uploading task.",
-      "Please select a file and storage": "Please select a file and storage",
-      "Redirect": "Redirect",
-      "User who click the file will be redirected to the URL":
-        "User who click the file will be redirected to the URL",
-      "File Name": "File Name",
-      "URL": "URL",
-      "Upload a file to server, then the file will be moved to the selected storage.":
-        "Upload a file to server, then the file will be moved to the selected storage.",
-      "Select Storage": "Select Storage",
-      "Resource Details": "Resource Details",
-      "Delete Resource": "Delete Resource",
-      "Are you sure you want to delete the resource":
-        "Are you sure you want to delete the resource",
-      "Delete File": "Delete File",
-      "Are you sure you want to delete the file":
-        "Are you sure you want to delete the file",
-
-      // 评论删除相关
-      "Delete Comment": "Delete Comment",
-      "Are you sure you want to delete this comment? This action cannot be undone.":
-        "Are you sure you want to delete this comment? This action cannot be undone.",
-      "Comment deleted successfully": "Comment deleted successfully",
-
-      // New translations
-      "Change Avatar": "Change Avatar",
-      "Change Username": "Change Username",
-      "Change Password": "Change Password",
-      "New Username": "New Username",
-      "Enter new username": "Enter new username",
-      "Save": "Save",
-      "Current Password": "Current Password",
-      "Enter current password": "Enter current password",
-      "New Password": "New Password",
-      "Enter new password": "Enter new password",
-      "Confirm New Password": "Confirm New Password",
-      "Confirm new password": "Confirm new password",
-      "Avatar changed successfully": "Avatar changed successfully",
-      "Username changed successfully": "Username changed successfully",
-      "Password changed successfully": "Password changed successfully",
-
-      // Manage server config page translations
-      "Update server config successfully": "Update server config successfully",
-      "Max uploading size (MB)": "Max uploading size (MB)",
-      "Max file size (MB)": "Max file size (MB)",
-      "Max downloads per day for single IP":
-        "Max downloads per day for single IP",
-      "Allow register": "Allow register",
-      "Server name": "Server name",
-      "Server description": "Server description",
-      "Cloudflare Turnstile Site Key": "Cloudflare Turnstile Site Key",
-      "Cloudflare Turnstile Secret Key": "Cloudflare Turnstile Secret Key",
-      "If the cloudflare turnstile keys are not empty, the turnstile will be used for register and download.":
-        "If the cloudflare turnstile keys are not empty, the turnstile will be used for register and download.",
-      "The first image will be used as the cover image":
-        "The first image will be used as the cover image",
-      "Please enter a search keyword": "Please enter a search keyword",
-      "Searching...": "Searching...",
-      "Create Tag": "Create Tag",
-      "Search Tags": "Search Tags",
-      "Edit Resource": "Edit Resource",
-      "Change Bio": "Change Bio",
-      "About this site": "About this site",
-      "Tag not found": "Tag not found",
-      "Description is too long": "Description is too long",
-      "Unknown error": "Unknown error",
-      "Edit": "Edit",
-      "Edit Tag": "Edit Tag",
-      "Set the description of the tag.": "Set the description of the tag.",
-      "Tag: ": "Tag: ",
-      "Select a Order": "Select a Order",
-      "Time Ascending": "Time Ascending",
-      "Time Descending": "Time Descending",
-      "Views Ascending": "Views Ascending",
-      "Views Descending": "Views Descending",
-      "Downloads Ascending": "Downloads Ascending",
-      "Downloads Descending": "Downloads Descending",
-      "File Url": "File Url",
-      "Provide a file url for the server to download, and the file will be moved to the selected storage.":
-        "Provide a file url for the server to download, and the file will be moved to the selected storage.",
-      "Verifying your request": "Verifying your request",
-      "Please check your network if the verification takes too long or the captcha does not appear.":
-        "Please check your network if the verification takes too long or the captcha does not appear.",
-      "About": "About",
-      "Home": "Home",
-      "Other": "Other",
-      "Quick Add": "Quick Add",
-      "Add Tags": "Add Tags",
-      "Input tags separated by separator.":
-        "Input tags separated by separator.",
-      "If the tag does not exist, it will be created automatically.":
-        "If the tag does not exist, it will be created automatically.",
-      "Optionally, you can specify a type for the new tags.":
-        "Optionally, you can specify a type for the new tags.",
-      "Upload Clipboard Image": "Upload Clipboard Image",
-      "Show more": "Show more",
-      "Show less": "Show less",
-      "You need to log in to comment": "You need to log in to comment",
-
-      // Color Scheme Translation
-      "Light Pink": "Light Pink",
-      "Ocean Breeze": "Ocean Breeze",
-      "Mint Leaf": "Mint Leaf",
-      "Golden Glow": "Golden Glow",
-      "Random": "Random",
-
-      // Activity Page
-      "Activity": "Activity",
-      "Published a resource": "Published a resource",
-      "Updated a resource": "Updated a resource",
-      "Commented on a resource": "Commented on a resource",
-
-      "Comment": "Comment",
-      "Replies": "Replies",
-      "Reply": "Reply",
-      "Commented on": "Commented on",
-      "Write down your comment": "Write down your comment",
-      "Click to view more": "Click to view more",
-      "Comment Details": "Comment Details",
-      "Posted a comment": "Posted a comment",
-      "Resources": "Resources",
-      "Added a new file": "Added a new file",
-      "Data from": "Data from",
-    },
-  },
  "zh-CN": {
    translation: {
      "My Profile": "我的资料",
@@ -466,6 +227,33 @@ export const i18nData = {
      "Added a new file": "添加了新文件",

      "Data from": "数据来源",
+
+      "Collections": "合集",
+      "Create Collection": "创建合集",
+      "Create": "创建",
+      "Image size exceeds 5MB limit": "图片大小超过5MB限制",
+      "Title and description cannot be empty": "标题和描述不能为空",
+      "Collection created successfully": "合集创建成功",
+      "Collection deleted successfully": "合集删除成功",
+      "Remove Resource": "移除资源",
+      "Are you sure you want to remove this resource?":
+        "您确定要移除此资源吗？",
+      "Resource deleted successfully": "资源移除成功",
+      "Edit Collection": "编辑合集",
+      "Edit successful": "编辑成功",
+      "Failed to save changes": "保存更改失败",
+
+      "Collect": "收藏",
+      "Add to Collection": "添加到合集",
+      "Add": "添加",
+      "Resource added to collection successfully": "资源已成功添加到合集",
+      "No patches found for this VN.": "未找到该作品的补丁。",
+      "Update File Info": "更新文件信息",
+      "File info updated successfully": "文件信息更新成功",
+      "File URL": "文件URL",
+      "You do not have permission to upload files, please contact the administrator.":
+        "您没有上传文件的权限，请联系管理员。",
+      "Private": "私有",
    },
  },
  "zh-TW": {
@@ -696,6 +484,33 @@ export const i18nData = {
      "Added a new file": "添加了新檔案",

      "Data from": "數據來源",
+
+      "Collections": "合集",
+      "Create Collection": "創建合集",
+      "Create": "創建",
+      "Image size exceeds 5MB limit": "圖片大小超過5MB限制",
+      "Title and description cannot be empty": "標題和描述不能為空",
+      "Collection created successfully": "合集創建成功",
+      "Collection deleted successfully": "合集刪除成功",
+      "Remove Resource": "移除資源",
+      "Are you sure you want to remove this resource?":
+        "您確定要移除此資源嗎？",
+      "Resource deleted successfully": "資源移除成功",
+      "Edit Collection": "編輯合集",
+      "Edit successful": "編輯成功",
+      "Failed to save changes": "保存更改失敗",
+
+      "Collect": "收藏",
+      "Add to Collection": "添加到合集",
+      "Add": "添加",
+      "Resource added to collection successfully": "資源已成功添加到合集",
+      "No patches found for this VN.": "未找到該作品的補丁。",
+      "Update File Info": "更新檔案信息",
+      "File info updated successfully": "檔案信息更新成功",
+      "File URL": "檔案URL",
+      "You do not have permission to upload files, please contact the administrator.":
+        "您沒有上傳檔案的權限，請聯繫管理員。",
+      "Private": "私有",
    },
  },
 };
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -1,6 +1,10 @@
@import "tailwindcss";
@plugin "daisyui";

+@theme {
+  --breakpoint-xs: 30rem;
+}
+
 /* Pink Theme */
@plugin "daisyui/theme" {
  name: "pink";
@@ -325,4 +329,4 @@ body {
  .lg\:bg-base-100-tr82 {
    background-color: rgb(var(--color-base-100-rgb) / 0.82);
  }
-}
+}
--- a/frontend/src/main.tsx
+++ b/frontend/src/main.tsx
@@ -2,29 +2,12 @@ import { StrictMode } from "react";
 import { createRoot } from "react-dom/client";
 import "./index.css";
 import App from "./app.tsx";
-import i18n from "i18next";
-import { initReactI18next } from "react-i18next";
-import LanguageDetector from "i18next-browser-languagedetector";
-import { i18nData } from "./i18n.ts";
 import AppContext from "./components/AppContext.tsx";

-i18n
-  .use(initReactI18next)
-  .use(LanguageDetector)
-  .init({
-    resources: i18nData,
-    debug: true,
-    fallbackLng: "en",
-    interpolation: {
-      escapeValue: false,
-    },
-  })
-  .then(() => {
-    createRoot(document.getElementById("root")!).render(
-      <StrictMode>
-        <AppContext>
-          <App />
-        </AppContext>
-      </StrictMode>,
-    );
-  });
+createRoot(document.getElementById("root")!).render(
+  <StrictMode>
+    <AppContext>
+      <App />
+    </AppContext>
+  </StrictMode>,
+);
--- a/frontend/src/markdown.css
+++ b/frontend/src/markdown.css
@@ -115,7 +115,7 @@ article {
      ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, system-ui;
  }

-  code {
+  pre code {
    width: 100%;
    display: block;
    overflow-x: auto;
--- a/frontend/src/network/models.ts
+++ b/frontend/src/network/models.ts
@@ -104,6 +104,7 @@ export interface RFile {
  is_redirect: boolean;
  user: User;
  resource?: Resource;
+  hash?: string;
 }

 export interface UploadingFile {
@@ -162,6 +163,7 @@ export interface ServerConfig {
  allow_normal_user_upload: boolean;
  max_normal_user_upload_size_in_mb: number;
  upload_prompt: string;
+  pinned_resources: number[];
 }

 export enum RSort {
@@ -191,3 +193,13 @@ export interface Activity {
  comment?: Comment;
  file?: RFile;
 }
+
+export interface Collection {
+  id: number;
+  title: string;
+  article: string;
+  user: User;
+  resources_count: number;
+  images: Image[];
+  isPublic: boolean;
+}
--- a/frontend/src/network/network.ts
+++ b/frontend/src/network/network.ts
@@ -19,6 +19,7 @@ import {
  TagWithCount,
  Activity,
  CommentWithRef,
+  Collection,
 } from "./models.ts";

 class Network {
@@ -360,7 +361,7 @@ class Network {
    page: number,
  ): Promise<PageResponse<Resource>> {
    return this._callApi(() =>
-      axios.get(`${this.apiBaseUrl}/resource/tag/${tag}`, {
+      axios.get(`${this.apiBaseUrl}/resource/tag/${encodeURIComponent(tag)}`, {
        params: {
          page,
        },
@@ -414,6 +415,10 @@ class Network {
    );
  }

+  async getPinnedResources(): Promise<Response<Resource[]>> {
+    return this._callApi(() => axios.get(`${this.apiBaseUrl}/resource/pinned`));
+  }
+
  async createS3Storage(
    name: string,
    endPoint: string,
@@ -688,6 +693,108 @@ class Network {
      }),
    );
  }
+
+  async createCollection(
+    title: string,
+    article: string,
+    isPublic: boolean,
+  ): Promise<Response<Collection>> {
+    return this._callApi(() =>
+      axios.postForm(`${this.apiBaseUrl}/collection/create`, {
+        title,
+        article,
+        public: isPublic,
+      }),
+    );
+  }
+
+  async updateCollection(
+    id: number,
+    title: string,
+    article: string,
+    isPublic: boolean,
+  ): Promise<Response<any>> {
+    return this._callApi(() =>
+      axios.postForm(`${this.apiBaseUrl}/collection/update`, {
+        id,
+        title,
+        article,
+        public: isPublic,
+      }),
+    );
+  }
+
+  async deleteCollection(id: number): Promise<Response<any>> {
+    return this._callApi(() =>
+      axios.postForm(`${this.apiBaseUrl}/collection/delete`, {
+        id,
+      }),
+    );
+  }
+
+  async getCollection(id: number): Promise<Response<Collection>> {
+    return this._callApi(() =>
+      axios.get(`${this.apiBaseUrl}/collection/${id}`),
+    );
+  }
+
+  async listUserCollections(
+    username: string,
+    page: number = 1,
+  ): Promise<PageResponse<Collection>> {
+    return this._callApi(() =>
+      axios.get(`${this.apiBaseUrl}/collection/list`, {
+        params: { username, page },
+      }),
+    );
+  }
+
+  async listCollectionResources(
+    collectionId: number,
+    page: number = 1,
+  ): Promise<PageResponse<Resource>> {
+    return this._callApi(() =>
+      axios.get(`${this.apiBaseUrl}/collection/${collectionId}/resources`, {
+        params: { page },
+      }),
+    );
+  }
+
+  async addResourceToCollection(
+    collectionId: number,
+    resourceId: number,
+  ): Promise<Response<any>> {
+    return this._callApi(() =>
+      axios.postForm(`${this.apiBaseUrl}/collection/add_resource`, {
+        collection_id: collectionId,
+        resource_id: resourceId,
+      }),
+    );
+  }
+
+  async removeResourceFromCollection(
+    collectionId: number,
+    resourceId: number,
+  ): Promise<Response<any>> {
+    return this._callApi(() =>
+      axios.postForm(`${this.apiBaseUrl}/collection/remove_resource`, {
+        collection_id: collectionId,
+        resource_id: resourceId,
+      }),
+    );
+  }
+
+  async searchUserCollections(
+    username: string,
+    keyword: string,
+    excludedRID?: number,
+  ): Promise<Response<Collection[]>> {
+    return this._callApi(() =>
+      axios.get(`${this.apiBaseUrl}/collection/search`, {
+        params: { username, keyword, excludedRID },
+      }),
+    );
+  }
 }

 export const network = new Network();
--- a/frontend/src/pages/activities_page.tsx
+++ b/frontend/src/pages/activities_page.tsx
@@ -2,7 +2,7 @@ import { useCallback, useEffect, useRef, useState } from "react";
 import { Activity, ActivityType } from "../network/models.ts";
 import { network } from "../network/network.ts";
 import showToast from "../components/toast.ts";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { useNavigate } from "react-router";
 import Loading from "../components/loading.tsx";
 import { CommentContent } from "../components/comment_tile.tsx";
@@ -95,7 +95,9 @@ function ActivityCard({ activity }: { activity: Activity }) {
  ) {
    content = (
      <div className={"mx-1"}>
-        <div className={"font-bold my-4"}>{activity.resource?.title}</div>
+        <div className={"font-bold my-4 break-all"}>
+          {activity.resource?.title}
+        </div>
        {activity.resource?.image && (
          <div>
            <img
@@ -116,7 +118,9 @@ function ActivityCard({ activity }: { activity: Activity }) {
  } else if (activity.type === ActivityType.NewFile) {
    content = (
      <div>
-        <h4 className={"font-bold py-2"}>{activity.file!.filename}</h4>
+        <h4 className={"font-bold py-2 break-all"}>
+          {activity.file!.filename}
+        </h4>
        <div className={"text-sm my-1 comment_tile"}>
          <Markdown>
            {activity.file!.description.replaceAll("\n", "  \n")}
@@ -170,8 +174,12 @@ function ActivityCard({ activity }: { activity: Activity }) {
            src={network.getUserAvatar(activity.user!)}
          />
        </div>
-        <span className={"mx-2 font-bold"}>{activity.user?.username}</span>
-        <span className={"ml-2 badge badge-primary badge-soft"}>
+        <span className={"mx-2 font-bold text-sm"}>
+          {activity.user?.username}
+        </span>
+        <span
+          className={"ml-2 badge-sm sm:badge-md badge badge-primary badge-soft"}
+        >
          {messages[activity.type]}
        </span>
      </div>
--- a/frontend/src/pages/collection_page.tsx
+++ b/frontend/src/pages/collection_page.tsx
@@ -0,0 +1,377 @@
+import { useEffect, useRef, useState } from "react";
+import { useParams, useNavigate } from "react-router"; // 新增 useNavigate
+import showToast from "../components/toast";
+import { network } from "../network/network";
+import { Collection } from "../network/models";
+import Markdown from "react-markdown";
+import ResourcesView from "../components/resources_view";
+import Loading from "../components/loading";
+import { MdOutlineDelete, MdOutlineEdit, MdOutlineLock } from "react-icons/md";
+import { app } from "../app";
+import { useTranslation } from "../utils/i18n";
+import Button from "../components/button";
+import Badge from "../components/badge";
+
+export default function CollectionPage() {
+  const { id } = useParams<{ id: string }>();
+  const navigate = useNavigate();
+  const [collection, setCollection] = useState<Collection | null>(null);
+  const [resourcesKey, setResourcesKey] = useState(0);
+  const { t } = useTranslation();
+  const [isDeleting, setIsDeleting] = useState(false);
+
+  const [editOpen, setEditOpen] = useState(false);
+
+  const [deleteOpen, setDeleteOpen] = useState(false);
+
+  useEffect(() => {
+    const idInt = parseInt(id || "0", 10);
+    if (isNaN(idInt)) {
+      showToast({
+        type: "error",
+        message: "Invalid collection ID",
+      });
+      return;
+    }
+
+    const prefetchData = app.getPreFetchData();
+    if (prefetchData?.collection?.id === idInt) {
+      setCollection(prefetchData.collection);
+      return;
+    }
+
+    network.getCollection(idInt).then((res) => {
+      if (res.success) {
+        setCollection(res.data!);
+      } else {
+        showToast({
+          type: "error",
+          message: res.message || "Failed to load collection",
+        });
+      }
+    });
+  }, [id]);
+
+  useEffect(() => {
+    if (!collection) return;
+    document.title = collection.title;
+  }, [collection]);
+
+  const toBeDeletedRID = useRef<number | null>(null);
+
+  const handleDeleteResource = (resourceId: number) => {
+    toBeDeletedRID.current = resourceId;
+    const dialog = document.getElementById(
+      "deleteResourceDialog",
+    ) as HTMLDialogElement | null;
+    if (dialog) {
+      dialog.showModal();
+    }
+  };
+
+  const handleDeletedResourceConfirmed = () => {
+    if (toBeDeletedRID.current === null) return;
+    network
+      .removeResourceFromCollection(collection!.id, toBeDeletedRID.current)
+      .then((res) => {
+        if (res.success) {
+          showToast({
+            type: "success",
+            message: "Resource deleted successfully",
+          });
+          setResourcesKey((prev) => prev + 1); // Trigger re-render of ResourcesView
+        } else {
+          showToast({
+            type: "error",
+            message: res.message || "Failed to delete resource",
+          });
+        }
+      });
+    toBeDeletedRID.current = null;
+    const dialog = document.getElementById(
+      "deleteResourceDialog",
+    ) as HTMLDialogElement | null;
+    if (dialog) {
+      dialog.close();
+    }
+  };
+
+  const handleDeleteCollection = () => setDeleteOpen(true);
+  const handleDeleteCollectionConfirmed = async () => {
+    if (!collection) return;
+    setIsDeleting(true);
+    const res = await network.deleteCollection(collection.id);
+    setIsDeleting(false);
+    if (res.success) {
+      showToast({
+        type: "success",
+        message: "Collection deleted successfully",
+      });
+      setDeleteOpen(false);
+      if (window.history.length > 1) {
+        navigate(-1);
+      } else {
+        navigate("/", { replace: true });
+      }
+    } else {
+      showToast({
+        type: "error",
+        message: res.message || "Failed to delete collection",
+      });
+      setDeleteOpen(false);
+    }
+  };
+
+  const isOwner = collection?.user?.id === app?.user?.id;
+
+  const openEditDialog = () => setEditOpen(true);
+
+  const handleEditSaved = (newCollection: Collection) => {
+    setCollection(newCollection);
+    setEditOpen(false);
+  };
+
+  if (!collection) {
+    return <Loading />;
+  }
+
+  return (
+    <>
+      <div className="mx-4 mt-4 p-4 bg-base-100-tr82 shadow rounded-xl">
+        <h1 className="text-2xl font-bold">{collection?.title}</h1>
+        <article>
+          <CollectionContent content={collection?.article || ""} />
+        </article>
+        <div className="flex items-center flex-row-reverse">
+          {isOwner && (
+            <>
+              <button
+                className="btn btn-sm btn-ghost ml-2"
+                onClick={openEditDialog}
+              >
+                <MdOutlineEdit size={16} />
+                {t("Edit")}
+              </button>
+              <button
+                className="btn btn-sm btn-error btn-ghost ml-2"
+                onClick={handleDeleteCollection}
+              >
+                <MdOutlineDelete size={16} />
+                {t("Delete")}
+              </button>
+            </>
+          )}
+          <span className="flex-1" />
+          {!collection.isPublic && (
+            <Badge className="badge-soft badge-error text-xs mr-2 shadow-xs">
+              <MdOutlineLock size={16} className="inline-block" />{" "}
+              {t("Private")}
+            </Badge>
+          )}
+        </div>
+      </div>
+      <ResourcesView
+        loader={(page) => {
+          return network.listCollectionResources(collection!.id, page);
+        }}
+        actionBuilder={
+          isOwner
+            ? (r) => {
+                return (
+                  <button
+                    className="btn btn-sm btn-rounded btn-error btn-ghost"
+                    onClick={(e) => {
+                      e.stopPropagation();
+                      e.preventDefault();
+                      handleDeleteResource(r.id);
+                    }}
+                  >
+                    <MdOutlineDelete size={16} />
+                  </button>
+                );
+              }
+            : undefined
+        }
+        key={resourcesKey}
+      />
+      <dialog id="deleteResourceDialog" className="modal">
+        <div className="modal-box">
+          <h2 className="font-bold text-lg">Remove Resource</h2>
+          <p>Are you sure you want to remove this resource?</p>
+          <div className="modal-action">
+            <Button
+              onClick={() => {
+                const dialog = document.getElementById(
+                  "deleteResourceDialog",
+                ) as HTMLDialogElement | null;
+                if (dialog) {
+                  dialog.close();
+                }
+              }}
+            >
+              Cancel
+            </Button>
+            <Button
+              className="btn-error"
+              onClick={handleDeletedResourceConfirmed}
+            >
+              Delete
+            </Button>
+          </div>
+        </div>
+      </dialog>
+      {deleteOpen && (
+        <div className="modal modal-open">
+          <div className="modal-box">
+            <h2 className="font-bold text-lg mb-2">{t("Delete Collection")}</h2>
+            <p>
+              {t(
+                "Are you sure you want to delete this collection? This action cannot be undone.",
+              )}
+            </p>
+            <div className="modal-action">
+              <Button className="btn" onClick={() => setDeleteOpen(false)}>
+                {t("Cancel")}
+              </Button>
+              <Button
+                className="btn btn-error"
+                onClick={handleDeleteCollectionConfirmed}
+                isLoading={isDeleting}
+              >
+                {t("Delete")}
+              </Button>
+            </div>
+          </div>
+        </div>
+      )}
+      {editOpen && collection && (
+        <EditCollectionDialog
+          open={editOpen}
+          collection={collection}
+          onClose={() => setEditOpen(false)}
+          onSaved={handleEditSaved}
+        />
+      )}
+    </>
+  );
+}
+
+function CollectionContent({ content }: { content: string }) {
+  const lines = content.split("\n");
+  for (let i = 0; i < lines.length; i++) {
+    let line = lines[i];
+    if (!line.endsWith("  ")) {
+      // Ensure that each line ends with two spaces for Markdown to recognize it as a line break
+      lines[i] = line + "  ";
+    }
+  }
+  content = lines.join("\n");
+
+  return <Markdown>{content}</Markdown>;
+}
+
+function EditCollectionDialog({
+  open,
+  collection,
+  onClose,
+  onSaved,
+}: {
+  open: boolean;
+  collection: Collection;
+  onClose: () => void;
+  onSaved: (newCollection: Collection) => void;
+}) {
+  const [editTitle, setEditTitle] = useState(collection.title);
+  const [editArticle, setEditArticle] = useState(collection.article);
+  const [editIsPublic, setEditIsPublic] = useState(collection.isPublic);
+  const [editLoading, setEditLoading] = useState(false);
+
+  const { t } = useTranslation();
+
+  const handleEditSave = async () => {
+    if (editTitle.trim() === "" || editArticle.trim() === "") {
+      showToast({
+        type: "error",
+        message: t("Title and description cannot be empty"),
+      });
+      return;
+    }
+    setEditLoading(true);
+    const res = await network.updateCollection(
+      collection.id,
+      editTitle,
+      editArticle,
+      editIsPublic,
+    );
+    setEditLoading(false);
+    if (res.success) {
+      showToast({ type: "success", message: t("Edit successful") });
+      const getRes = await network.getCollection(collection.id);
+      if (getRes.success) {
+        onSaved(getRes.data!);
+      } else {
+        onSaved({
+          ...collection,
+          title: editTitle,
+          article: editArticle,
+          isPublic: editIsPublic,
+        });
+      }
+    } else {
+      showToast({
+        type: "error",
+        message: res.message || t("Failed to save changes"),
+      });
+    }
+  };
+
+  if (!open) return null;
+
+  return (
+    <div className="modal modal-open">
+      <div className="modal-box">
+        <h2 className="font-bold text-lg mb-2">{t("Edit Collection")}</h2>
+        <label className="block mb-1">{t("Title")}</label>
+        <input
+          className="input w-full mb-2"
+          value={editTitle}
+          onChange={(e) => setEditTitle(e.target.value)}
+          disabled={editLoading}
+        />
+        <label className="block mb-1">{t("Description")}</label>
+        <textarea
+          className="textarea w-full min-h-32 mb-2"
+          value={editArticle}
+          onChange={(e) => setEditArticle(e.target.value)}
+          disabled={editLoading}
+        />
+        <label className="flex items-center mb-4 mt-2">
+          <input
+            type="checkbox"
+            checked={!editIsPublic}
+            onChange={(e) => setEditIsPublic(!e.target.checked)}
+            className="checkbox mr-2"
+            disabled={editLoading}
+          />
+          {t("Private")}
+        </label>
+        <div className="modal-action">
+          <button className="btn" onClick={onClose} disabled={editLoading}>
+            {t("Cancel")}
+          </button>
+          <button
+            className="btn btn-primary"
+            onClick={handleEditSave}
+            disabled={editLoading}
+          >
+            {editLoading ? (
+              <span className="loading loading-spinner loading-sm"></span>
+            ) : (
+              t("Save")
+            )}
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+}
--- a/frontend/src/pages/comment_page.tsx
+++ b/frontend/src/pages/comment_page.tsx
@@ -2,7 +2,7 @@ import { useCallback, useEffect, useState } from "react";
 import { network } from "../network/network";
 import showToast from "../components/toast";
 import { useNavigate, useParams } from "react-router";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { CommentWithRef, Resource } from "../network/models";
 import Loading from "../components/loading";
 import Markdown from "react-markdown";
@@ -91,7 +91,9 @@ export default function CommentPage() {

  useEffect(() => {
    if (comment?.resource && comment.resource.image) {
-      navigator.setBackground(network.getResampledImageUrl(comment.resource.image.id));
+      navigator.setBackground(
+        network.getResampledImageUrl(comment.resource.image.id),
+      );
    } else if (comment?.images?.length) {
      // comment images are not resampled
      navigator.setBackground(network.getImageUrl(comment.images[0].id));
@@ -109,36 +111,39 @@ export default function CommentPage() {
      <div className="h-2"></div>
      <div className="bg-base-100-tr82 rounded-2xl p-4 shadow">
        <div className="flex items-center">
-        <button
-          onClick={() => {
-            navigate(`/user/${encodeURIComponent(comment.user.username)}`);
-          }}
-          className="border-b-2 py-1 cursor-pointer border-transparent hover:border-primary transition-colors duration-200 ease-in-out"
-        >
-          <div className="flex items-center">
-            <div className="avatar">
-              <div className="w-6 rounded-full">
-                <img src={network.getUserAvatar(comment.user)} alt={"avatar"} />
+          <button
+            onClick={() => {
+              navigate(`/user/${encodeURIComponent(comment.user.username)}`);
+            }}
+            className="border-b-2 py-1 cursor-pointer border-transparent hover:border-primary transition-colors duration-200 ease-in-out"
+          >
+            <div className="flex items-center">
+              <div className="avatar">
+                <div className="w-6 rounded-full">
+                  <img
+                    src={network.getUserAvatar(comment.user)}
+                    alt={"avatar"}
+                  />
+                </div>
              </div>
+              <div className="w-2"></div>
+              <div className="text-sm">{comment.user.username}</div>
            </div>
-            <div className="w-2"></div>
-            <div className="text-sm">{comment.user.username}</div>
-          </div>
-        </button>
-        <span className="text-xs text-base-content/80 ml-2">
-          {t("Commented on")}
-          {new Date(comment.created_at).toLocaleDateString()}
-        </span>
-      </div>
-      <article>
-        <CommentContent content={comment.content} />
-      </article>
-      {app.user?.id === comment.user.id && (
-        <div className="flex flex-row justify-end mt-2">
-          <EditCommentDialog comment={comment} onUpdated={onUpdated} />
-          <DeleteCommentDialog commentId={comment.id} onUpdated={onDeleted} />
+          </button>
+          <span className="text-xs text-base-content/80 ml-2">
+            {t("Commented on")}
+            {new Date(comment.created_at).toLocaleDateString()}
+          </span>
        </div>
-      )}
+        <article>
+          <CommentContent content={comment.content} />
+        </article>
+        {app.user?.id === comment.user.id && (
+          <div className="flex flex-row justify-end mt-2">
+            <EditCommentDialog comment={comment} onUpdated={onUpdated} />
+            <DeleteCommentDialog commentId={comment.id} onUpdated={onDeleted} />
+          </div>
+        )}
      </div>
      <div className="h-4" />
      <div className="border-t border-base-300" />
--- a/frontend/src/pages/create_collection_page.tsx
+++ b/frontend/src/pages/create_collection_page.tsx
@@ -0,0 +1,150 @@
+import { useState } from "react";
+import { useTranslation } from "../utils/i18n";
+import { MdOutlineImage, MdOutlineInfo } from "react-icons/md";
+import showToast from "../components/toast";
+import { network } from "../network/network";
+import { useNavigate } from "react-router";
+
+export default function CreateCollectionPage() {
+  const [title, setTitle] = useState<string>("");
+  const [article, setArticle] = useState<string>("");
+  const [isPublic, setIsPublic] = useState<boolean>(true);
+  const [isLoading, setLoading] = useState(false);
+  const [isUploadingimage, setUploadingImage] = useState(false);
+  const { t } = useTranslation();
+  const navigate = useNavigate();
+
+  const handleAddImage = () => {
+    if (isUploadingimage) {
+      return;
+    }
+    const input = document.createElement("input");
+    input.type = "file";
+    input.accept = "image/*";
+    input.multiple = true;
+    input.onchange = async (e) => {
+      const files = (e.target as HTMLInputElement).files;
+      if (files) {
+        for (let i = 0; i < files.length; i++) {
+          if (files[i].size > 8 * 1024 * 1024) {
+            showToast({
+              message: t("Image size exceeds 5MB limit"),
+              type: "error",
+            });
+            return;
+          }
+        }
+        setUploadingImage(true);
+        const imageIds: number[] = [];
+        for (let i = 0; i < files.length; i++) {
+          const file = files[i];
+          const res = await network.uploadImage(file);
+          if (res.success) {
+            imageIds.push(res.data!);
+          } else {
+            showToast({ message: res.message, type: "error" });
+            setUploadingImage(false);
+            return;
+          }
+        }
+        if (imageIds.length > 0) {
+          setArticle((prev) => {
+            return (
+              prev +
+              "\n" +
+              imageIds.map((id) => `![Image](/api/image/${id})`).join(" ")
+            );
+          });
+        }
+        setUploadingImage(false);
+      }
+    };
+    input.click();
+  };
+
+  const createCollection = async () => {
+    if (isLoading) {
+      return;
+    }
+    if (title.trim() === "" || article.trim() === "") {
+      showToast({
+        message: t("Title and description cannot be empty"),
+        type: "error",
+      });
+      return;
+    }
+    setLoading(true);
+    const res = await network.createCollection(title, article, isPublic);
+    if (res.success) {
+      showToast({
+        message: t("Collection created successfully"),
+        type: "success",
+      });
+      navigate(`/collection/${res.data?.id}`, { replace: true });
+    } else {
+      showToast({ message: res.message, type: "error" });
+      setLoading(false);
+    }
+  };
+
+  return (
+    <div className="bg-base-100-tr82 shadow m-4 p-4 rounded-lg">
+      <h1 className="text-xl font-bold">{t("Create Collection")}</h1>
+      <div className="mt-4">
+        <label className="block">{t("Title")}</label>
+        <input
+          type="text"
+          value={title}
+          onChange={(e) => setTitle(e.target.value)}
+          className="input mt-1 w-full"
+        />
+        <label className="mt-8 flex items-center">
+          {t("Description")}
+          <span className="w-2"></span>
+          <div className="badge badge-info badge-soft badge-sm">
+            <MdOutlineInfo className="inline-block" size={16} />
+            <span className="text-sm">Markdown</span>
+          </div>
+        </label>
+        <textarea
+          value={article}
+          onChange={(e) => setArticle(e.target.value)}
+          className="textarea mt-1 w-full min-h-80"
+        />
+        <div className="mt-4 mx-1">
+          <label className="flex items-center py-2">
+            <input
+              type="checkbox"
+              checked={!isPublic}
+              onChange={(e) => setIsPublic(!e.target.checked)}
+              className="checkbox mr-2 checkbox-primary"
+            />
+            {t("Private")}
+          </label>
+        </div>
+      </div>
+      <div className={"flex items-center mt-4"}>
+        <button
+          className={"btn btn-sm btn-circle mr-2"}
+          onClick={handleAddImage}
+        >
+          {isUploadingimage ? (
+            <span className={"loading loading-spinner loading-sm"}></span>
+          ) : (
+            <MdOutlineImage size={18} />
+          )}
+        </button>
+        <span className={"grow"} />
+        <button
+          onClick={createCollection}
+          className={`btn btn-primary h-8 text-sm mx-2 ${article === "" && "btn-disabled"}`}
+        >
+          {isLoading ? (
+            <span className={"loading loading-spinner loading-sm"}></span>
+          ) : null}
+          {t("Submit")}
+        </button>
+      </div>
+    </div>
+  );
+}
--- a/frontend/src/pages/edit_resource_page.tsx
+++ b/frontend/src/pages/edit_resource_page.tsx
@@ -10,7 +10,7 @@ import { Tag } from "../network/models.ts";
 import { network } from "../network/network.ts";
 import { useNavigate, useParams } from "react-router";
 import showToast from "../components/toast.ts";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app.ts";
 import { ErrorAlert } from "../components/alert.tsx";
 import Loading from "../components/loading.tsx";
--- a/frontend/src/pages/home_page.tsx
+++ b/frontend/src/pages/home_page.tsx
@@ -2,10 +2,12 @@ import { useEffect, useState } from "react";
 import ResourcesView from "../components/resources_view.tsx";
 import { network } from "../network/network.ts";
 import { app } from "../app.ts";
-import { RSort } from "../network/models.ts";
-import { useTranslation } from "react-i18next";
+import { Resource, RSort } from "../network/models.ts";
+import { useTranslation } from "../utils/i18n";
 import { useAppContext } from "../components/AppContext.tsx";
 import Select from "../components/select.tsx";
+import { useNavigate } from "react-router";
+import { useNavigator } from "../components/navigator.tsx";

 export default function HomePage() {
  useEffect(() => {
@@ -31,6 +33,7 @@ export default function HomePage() {

  return (
    <>
+      <PinnedResources />
      <div className={"flex pt-4 px-4 items-center"}>
        <Select
          values={[
@@ -58,3 +61,82 @@ export default function HomePage() {
    </>
  );
 }
+
+let cachedPinnedResources: Resource[] | null = null;
+
+function PinnedResources() {
+  const [pinnedResources, setPinnedResources] = useState<Resource[]>([]);
+  const navigator = useNavigator();
+
+  useEffect(() => {
+    if (cachedPinnedResources != null) {
+      setPinnedResources(cachedPinnedResources);
+      return;
+    }
+    const prefetchData = app.getPreFetchData();
+    if (prefetchData && prefetchData.background) {
+      navigator.setBackground(
+        network.getResampledImageUrl(prefetchData.background),
+      );
+    }
+    if (prefetchData && prefetchData.pinned) {
+      cachedPinnedResources = prefetchData.pinned;
+      setPinnedResources(cachedPinnedResources!);
+      return;
+    }
+    const fetchPinnedResources = async () => {
+      const res = await network.getPinnedResources();
+      if (res.success) {
+        cachedPinnedResources = res.data ?? [];
+        setPinnedResources(res.data ?? []);
+      }
+    };
+    fetchPinnedResources();
+  }, []);
+
+  if (pinnedResources.length == 0) {
+    return <></>;
+  }
+
+  return (
+    <div className="grid grid-cols-1 md:grid-cols-2 gap-4 p-4">
+      {pinnedResources.map((resource) => (
+        <PinnedResourceItem key={resource.id} resource={resource} />
+      ))}
+    </div>
+  );
+}
+
+function PinnedResourceItem({ resource }: { resource: Resource }) {
+  const navigate = useNavigate();
+
+  return (
+    <a
+      href={`/resources/${resource.id}`}
+      className={"cursor-pointer block"}
+      onClick={(e) => {
+        e.preventDefault();
+        navigate(`/resources/${resource.id}`);
+      }}
+    >
+      <div
+        className={
+          "shadow hover:shadow-md transition-shadow rounded-2xl overflow-clip relative"
+        }
+      >
+        {resource.image != null && (
+          <figure>
+            <img
+              src={network.getResampledImageUrl(resource.image.id)}
+              alt="cover"
+              className="w-full aspect-[7/3] object-cover"
+            />
+          </figure>
+        )}
+        <div className="p-4 absolute bottom-0 left-0 right-0 bg-gradient-to-t from-black/70 to-transparent">
+          <h2 className="break-all card-title text-white">{resource.title}</h2>
+        </div>
+      </div>
+    </a>
+  );
+}
--- a/frontend/src/pages/login_page.tsx
+++ b/frontend/src/pages/login_page.tsx
@@ -2,7 +2,7 @@ import { FormEvent, useEffect, useState } from "react";
 import { network } from "../network/network.ts";
 import { app } from "../app.ts";
 import { useNavigate } from "react-router";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";

 export default function LoginPage() {
  const { t } = useTranslation();
--- a/frontend/src/pages/manage_me_page.tsx
+++ b/frontend/src/pages/manage_me_page.tsx
@@ -1,4 +1,4 @@
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app";
 import { ErrorAlert } from "../components/alert";
 import { network } from "../network/network";
--- a/frontend/src/pages/manage_page.tsx
+++ b/frontend/src/pages/manage_page.tsx
@@ -7,7 +7,7 @@ import {
 import { ReactNode, useEffect, useState } from "react";
 import StorageView from "./manage_storage_page.tsx";
 import UserView from "./manage_user_page.tsx";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { ManageMePage } from "./manage_me_page.tsx";
 import ManageServerConfigPage from "./manage_server_config_page.tsx";

@@ -70,9 +70,7 @@ export default function ManagePage() {
  return (
    <div className="drawer lg:drawer-open lg:pl-4">
      <input id="my-drawer-2" type="checkbox" className="drawer-toggle" />
-      <div
-        className="drawer-content overflow-y-auto bg-base-100-tr82 lg:m-4 rounded-md lg:p-2 h-[calc(100vh-64px)] lg:h-[calc(100vh-96px)]"
-      >
+      <div className="drawer-content overflow-y-auto bg-base-100-tr82 lg:m-4 rounded-md lg:p-2 h-[calc(100vh-64px)] lg:h-[calc(100vh-96px)]">
        <div className={"flex w-full h-14 items-center gap-2 px-4"}>
          <label
            className={"btn btn-square btn-ghost lg:hidden"}
--- a/frontend/src/pages/manage_server_config_page.tsx
+++ b/frontend/src/pages/manage_server_config_page.tsx
@@ -1,4 +1,4 @@
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app";
 import { ErrorAlert, InfoAlert } from "../components/alert";
 import { useEffect, useState } from "react";
@@ -14,12 +14,15 @@ export default function ManageServerConfigPage() {

  const [config, setConfig] = useState<ServerConfig | null>(null);

+  const [pinnedResources, setPinnedResources] = useState("");
+
  const [isLoading, setIsLoading] = useState(false);

  useEffect(() => {
    network.getServerConfig().then((res) => {
      if (res.success) {
        setConfig(res.data!);
+        setPinnedResources(res.data!.pinned_resources.join(","));
      } else {
        showToast({
          message: res.message,
@@ -56,8 +59,25 @@ export default function ManageServerConfigPage() {
    if (isLoading) {
      return;
    }
+    function isPositiveInteger(str: string) {
+      return /^[1-9]\d*$/.test(str);
+    }
+    for (const e of pinnedResources.split(",")) {
+      if (!isPositiveInteger(e)) {
+        showToast({
+          message: "Pinned resources must be a comma separated list of numbers",
+          type: "error",
+        });
+        return;
+      }
+    }
+    let pinned = pinnedResources.split(",").map((id) => parseInt(id));
+    setConfig({ ...config, pinned_resources: pinned });
    setIsLoading(true);
-    const res = await network.setServerConfig(config);
+    const res = await network.setServerConfig({
+      ...config,
+      pinned_resources: pinned,
+    });
    if (res.success) {
      showToast({
        message: t("Update server config successfully"),
@@ -197,6 +217,14 @@ export default function ManageServerConfigPage() {
          setConfig({ ...config, upload_prompt: e.target.value });
        }}
      ></Input>
+      <Input
+        type="text"
+        value={pinnedResources}
+        label="Pinned resources"
+        onChange={(e) => {
+          setPinnedResources(e.target.value);
+        }}
+      ></Input>
      <InfoAlert
        className="my-2"
        message="If the cloudflare turnstile keys are not empty, the turnstile will be used for register and download."
--- a/frontend/src/pages/manage_storage_page.tsx
+++ b/frontend/src/pages/manage_storage_page.tsx
@@ -5,7 +5,7 @@ import showToast from "../components/toast.ts";
 import Loading from "../components/loading.tsx";
 import { MdAdd, MdMoreHoriz } from "react-icons/md";
 import { ErrorAlert } from "../components/alert.tsx";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app.ts";
 import showPopup, { PopupMenuItem } from "../components/popup.tsx";
 import Badge from "../components/badge.tsx";
@@ -181,7 +181,7 @@ export default function StorageView() {
                                  handleSetDefault(s.id);
                                }}
                              >
-                                <a>t("Set as Default")</a>
+                                <a>{t("Set as Default")}</a>
                              </PopupMenuItem>
                            )}
                          </ul>,
--- a/frontend/src/pages/manage_user_page.tsx
+++ b/frontend/src/pages/manage_user_page.tsx
@@ -6,7 +6,7 @@ import Loading from "../components/loading";
 import { MdMoreHoriz, MdSearch } from "react-icons/md";
 import Pagination from "../components/pagination";
 import showPopup, { PopupMenuItem } from "../components/popup";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app";
 import { ErrorAlert } from "../components/alert";

--- a/frontend/src/pages/publish_page.tsx
+++ b/frontend/src/pages/publish_page.tsx
@@ -9,7 +9,7 @@ import {
 import { Tag } from "../network/models.ts";
 import { network } from "../network/network.ts";
 import { useNavigate } from "react-router";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app.ts";
 import { ErrorAlert } from "../components/alert.tsx";
 import { useAppContext } from "../components/AppContext.tsx";
--- a/frontend/src/pages/register_page.tsx
+++ b/frontend/src/pages/register_page.tsx
@@ -2,7 +2,7 @@ import { FormEvent, useEffect, useState } from "react";
 import { network } from "../network/network.ts";
 import { app } from "../app.ts";
 import { useNavigate } from "react-router";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { Turnstile } from "@marsidev/react-turnstile";

 export default function RegisterPage() {
--- a/frontend/src/pages/resource_details_page.tsx
+++ b/frontend/src/pages/resource_details_page.tsx
@@ -17,6 +17,7 @@ import {
  Comment,
  Tag,
  Resource,
+  Collection,
 } from "../network/models.ts";
 import { network } from "../network/network.ts";
 import showToast from "../components/toast.ts";
@@ -25,6 +26,7 @@ import "../markdown.css";
 import Loading from "../components/loading.tsx";
 import {
  MdAdd,
+  MdOutlineAdd,
  MdOutlineArchive,
  MdOutlineArticle,
  MdOutlineComment,
@@ -32,13 +34,15 @@ import {
  MdOutlineDelete,
  MdOutlineDownload,
  MdOutlineEdit,
+  MdOutlineFolderSpecial,
  MdOutlineLink,
  MdOutlineOpenInNew,
+  MdOutlineVerifiedUser,
 } from "react-icons/md";
 import { app } from "../app.ts";
 import { uploadingManager } from "../network/uploading.ts";
 import { ErrorAlert } from "../components/alert.tsx";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import Pagination from "../components/pagination.tsx";
 import showPopup, { useClosePopup } from "../components/popup.tsx";
 import { Turnstile } from "@marsidev/react-turnstile";
@@ -57,6 +61,8 @@ import KunApi, {
  kunPlatformToString,
  kunResourceTypeToString,
 } from "../network/kun.ts";
+import { Debounce } from "../utils/debounce.ts";
+import remarkGfm from "remark-gfm";

 export default function ResourcePage() {
  const params = useParams();
@@ -213,9 +219,10 @@ export default function ResourcePage() {
          </div>
        </button>
        <Tags tags={resource.tags} />
-        {resource.links && (
-          <p className={"px-3 mt-2"}>
-            {resource.links.map((l) => {
+
+        <div className={"px-3 mt-2 flex flex-wrap"}>
+          {resource.links &&
+            resource.links.map((l) => {
              return (
                <a href={l.url} target={"_blank"}>
                  <span
@@ -233,8 +240,8 @@ export default function ResourcePage() {
                </a>
              );
            })}
-          </p>
-        )}
+          <CollectionDialog rid={resource.id} />
+        </div>

        <div
          className="tabs tabs-box my-4 mx-2 p-4 shadow"
@@ -344,7 +351,7 @@ function Tags({ tags }: { tags: Tag[] }) {
                "m-1 cursor-pointer badge-soft badge-primary shadow-xs"
              }
              onClick={() => {
-                navigate(`/tag/${tag.name}`);
+                navigate(`/tag/${encodeURIComponent(tag.name)}`);
              }}
            >
              {tag.name}
@@ -442,6 +449,7 @@ function Article({ resource }: { resource: ResourceDetails }) {
  return (
    <article>
      <Markdown
+        remarkPlugins={[remarkGfm]}
        components={{
          p: ({ node, ...props }) => {
            if (
@@ -680,6 +688,7 @@ function fileSizeToString(size: number) {

 function FileTile({ file }: { file: RFile }) {
  const buttonRef = createRef<HTMLButtonElement>();
+  const buttonRef2 = createRef<HTMLButtonElement>();

  const { t } = useTranslation();

@@ -688,8 +697,8 @@ function FileTile({ file }: { file: RFile }) {
  const navigate = useNavigate();

  return (
-    <div className={"card shadow bg-base-100 mb-4"}>
-      <div className={"p-4 flex flex-row items-center"}>
+    <div className={"card shadow bg-base-100 mb-4 p-4"}>
+      <div className={"flex flex-row items-center"}>
        <div className={"grow"}>
          <h4 className={"font-bold break-all"}>{file.filename}</h4>
          <div className={"text-sm my-1 comment_tile"}>
@@ -720,11 +729,22 @@ function FileTile({ file }: { file: RFile }) {
              <MdOutlineArchive size={16} className={"inline-block"} />
              {file.is_redirect ? t("Redirect") : fileSizeToString(file.size)}
            </Badge>
+            {file.hash && (
+              <Badge
+                className={
+                  "badge-soft badge-accent text-xs mr-2 break-all hidden sm:inline-flex"
+                }
+                selectable={true}
+              >
+                <MdOutlineVerifiedUser size={16} className={"inline-block"} />
+                Md5: {file.hash}
+              </Badge>
+            )}
            <DeleteFileDialog fileId={file.id} uploaderId={file.user.id} />
            <UpdateFileInfoDialog file={file} />
          </p>
        </div>
-        <div className={"flex flex-row items-center"}>
+        <div className={`flex-row items-center hidden xs:flex`}>
          {file.size > 10 * 1024 * 1024 ? (
            <button
              ref={buttonRef}
@@ -754,6 +774,32 @@ function FileTile({ file }: { file: RFile }) {
          )}
        </div>
      </div>
+      <div className="flex flex-row-reverse xs:hidden p-2">
+        {file.size > 10 * 1024 * 1024 ? (
+          <button
+            ref={buttonRef2}
+            className={"btn btn-primary btn-soft btn-sm"}
+            onClick={() => {
+              if (!app.cloudflareTurnstileSiteKey) {
+                const link = network.getFileDownloadLink(file.id, "");
+                window.open(link, "_blank");
+              } else {
+                showPopup(<CloudflarePopup file={file} />, buttonRef2.current!);
+              }
+            }}
+          >
+            <MdOutlineDownload size={20} />
+          </button>
+        ) : (
+          <a
+            href={network.getFileDownloadLink(file.id, "")}
+            target="_blank"
+            className={"btn btn-primary btn-soft btn-sm"}
+          >
+            <MdOutlineDownload size={24} />
+          </a>
+        )}
+      </div>
    </div>
  );
 }
@@ -1581,3 +1627,196 @@ function KunFile({
    </div>
  );
 }
+
+function CollectionDialog({ rid }: { rid: number }) {
+  const { t } = useTranslation();
+
+  const [searchKeyword, setSearchKeyword] = useState("");
+
+  const [realSearchKeyword, setRealSearchKeyword] = useState("");
+
+  const [dialogVisited, setDialogVisited] = useState(false);
+
+  const [selectedCID, setSelectedCID] = useState<number | null>(null);
+
+  const debounce = new Debounce(500);
+
+  const navigate = useNavigate();
+
+  const delayedSetSearchKeyword = (keyword: string) => {
+    setSearchKeyword(keyword);
+    debounce.run(() => {
+      setSelectedCID(null);
+      setRealSearchKeyword(keyword);
+    });
+  };
+
+  const handleAddToCollection = () => {
+    if (selectedCID == null) {
+      return;
+    }
+    network.addResourceToCollection(selectedCID, rid).then((res) => {
+      if (res.success) {
+        showToast({
+          message: t("Resource added to collection successfully"),
+          type: "success",
+        });
+        setSelectedCID(null);
+        setRealSearchKeyword("");
+        setSearchKeyword("");
+        setDialogVisited(false);
+        const dialog = document.getElementById(
+          "collection_dialog",
+        ) as HTMLDialogElement;
+        dialog.close();
+      } else {
+        showToast({
+          message: res.message,
+          type: "error",
+          parent: document.getElementById("collection_dialog_content"),
+        });
+      }
+    });
+  };
+
+  if (!app.isLoggedIn()) {
+    return <></>;
+  }
+
+  return (
+    <>
+      <span
+        className={
+          "py-1 px-3 inline-flex items-center m-1 border border-base-300 bg-base-100 opacity-90 rounded-2xl hover:bg-base-200 transition-colors cursor-pointer select-none"
+        }
+        onClick={() => {
+          setDialogVisited(true);
+          const dialog = document.getElementById(
+            "collection_dialog",
+          ) as HTMLDialogElement;
+          dialog.showModal();
+        }}
+      >
+        <MdOutlineFolderSpecial size={20} />
+        <span className={"ml-2 text-sm"}>{t("Collect")}</span>
+      </span>
+      <dialog id="collection_dialog" className="modal">
+        <div className="modal-box" id="collection_dialog_content">
+          <h3 className="font-bold text-lg mb-2">{t("Add to Collection")}</h3>
+          <input
+            type="text"
+            placeholder="Search"
+            className="input input-bordered w-full max-w-2xs mr-2"
+            value={searchKeyword}
+            onChange={(e) => delayedSetSearchKeyword(e.target.value)}
+          />
+          {dialogVisited && (
+            <CollectionSelector
+              resourceId={rid}
+              keyword={realSearchKeyword}
+              seletedID={selectedCID}
+              selectCallback={(collection) => {
+                if (selectedCID === collection.id) {
+                  setSelectedCID(null);
+                } else {
+                  setSelectedCID(collection.id);
+                }
+              }}
+              key={realSearchKeyword}
+            />
+          )}
+          <div className="modal-action">
+            <Button
+              className="btn-ghost"
+              onClick={() => {
+                const dialog = document.getElementById(
+                  "collection_dialog",
+                ) as HTMLDialogElement;
+                dialog.close();
+                navigate("/create-collection");
+              }}
+            >
+              <div className="flex items-center">
+                <MdOutlineAdd size={20} className={"inline-block mr-1"} />
+                {t("Create")}
+              </div>
+            </Button>
+            <span className="flex-1"></span>
+            <form method="dialog">
+              <Button className="btn">{t("Cancel")}</Button>
+            </form>
+            <Button
+              className="btn-primary"
+              disabled={selectedCID == null}
+              onClick={handleAddToCollection}
+            >
+              {t("Add")}
+            </Button>
+          </div>
+        </div>
+      </dialog>
+    </>
+  );
+}
+
+function CollectionSelector({
+  resourceId,
+  keyword,
+  seletedID: selectedID,
+  selectCallback,
+}: {
+  resourceId: number;
+  keyword: string;
+  seletedID?: number | null;
+  selectCallback: (collection: Collection) => void;
+}) {
+  const [collections, setCollections] = useState<Collection[] | null>(null);
+
+  useEffect(() => {
+    setCollections(null);
+    network
+      .searchUserCollections(app.user!.username, keyword, resourceId)
+      .then((res) => {
+        if (res.success) {
+          setCollections(res.data! || []);
+        } else {
+          showToast({
+            message: res.message,
+            type: "error",
+          });
+        }
+      });
+  }, [keyword]);
+
+  if (collections == null) {
+    return (
+      <div className={"w-full"}>
+        <Loading />
+      </div>
+    );
+  }
+
+  return (
+    <div className="py-2 max-h-80 overflow-y-auto w-full overflow-x-clip">
+      {collections.map((collection) => {
+        return (
+          <div
+            className={`${selectedID === collection.id && "bg-base-200 shadow"} rounded-lg transition-all p-2 hover:bg-base-200 w-full overflow-ellipsis hover:cursor-pointer`}
+            key={collection.id}
+            onClick={() => {
+              selectCallback(collection);
+            }}
+          >
+            <input
+              type="checkbox"
+              className="checkbox checkbox-primary mr-2"
+              checked={selectedID === collection.id}
+              readOnly
+            />
+            {collection.title}
+          </div>
+        );
+      })}
+    </div>
+  );
+}
--- a/frontend/src/pages/search_page.tsx
+++ b/frontend/src/pages/search_page.tsx
@@ -2,7 +2,7 @@ import { useSearchParams } from "react-router";
 import { network } from "../network/network.ts";
 import ResourcesView from "../components/resources_view.tsx";
 import { useEffect } from "react";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";

 export default function SearchPage() {
  const [params, _] = useSearchParams();
--- a/frontend/src/pages/tagged_resources_page.tsx
+++ b/frontend/src/pages/tagged_resources_page.tsx
@@ -3,7 +3,7 @@ import { ErrorAlert } from "../components/alert.tsx";
 import ResourcesView from "../components/resources_view.tsx";
 import { network } from "../network/network.ts";
 import { useEffect, useState } from "react";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { Tag } from "../network/models.ts";
 import Button from "../components/button.tsx";
 import Markdown from "react-markdown";
--- a/frontend/src/pages/tags_page.tsx
+++ b/frontend/src/pages/tags_page.tsx
@@ -62,7 +62,7 @@ export default function TagsPage() {
            {tags.map((tag) => (
              <Badge
                onClick={() => {
-                  navigate(`/tag/${tag.name}`);
+                  navigate(`/tag/${encodeURIComponent(tag.name)}`);
                }}
                key={tag.name}
                className={
--- a/frontend/src/pages/user_page.tsx
+++ b/frontend/src/pages/user_page.tsx
@@ -1,5 +1,11 @@
 import { useParams, useLocation, useNavigate } from "react-router";
-import { CommentWithResource, RFile, User } from "../network/models";
+import {
+  Collection,
+  CommentWithResource,
+  PageResponse,
+  RFile,
+  User,
+} from "../network/models";
 import { network } from "../network/network";
 import showToast from "../components/toast";
 import { useCallback, useEffect, useState } from "react";
@@ -9,13 +15,16 @@ import Pagination from "../components/pagination";
 import { CommentTile } from "../components/comment_tile.tsx";
 import Badge from "../components/badge.tsx";
 import {
+  MdOutlineAdd,
  MdOutlineArchive,
  MdOutlineComment,
+  MdOutlineLock,
  MdOutlinePhotoAlbum,
 } from "react-icons/md";
-import { useTranslation } from "react-i18next";
+import { useTranslation } from "../utils/i18n";
 import { app } from "../app.ts";
 import Markdown from "react-markdown";
+import { Debounce } from "../utils/debounce.ts";

 export default function UserPage() {
  const [user, setUser] = useState<User | null>(null);
@@ -24,15 +33,17 @@ export default function UserPage() {
  const location = useLocation();
  const navigate = useNavigate();

+  const { t } = useTranslation();
+
  // 解码用户名，确保特殊字符被还原
  const username = rawUsername ? decodeURIComponent(rawUsername) : "";

-  // 从 hash 中获取当前页面，默认为 resources
+  // 从 hash 中获取当前页面，默认为 collections
  const getPageFromHash = useCallback(() => {
    const hash = location.hash.slice(1); // 移除 # 号
-    if (hash === "comments") return 1;
-    if (hash === "files") return 2;
-    return 0; // 默认为 resources
+    const hashs = ["collections", "resources", "comments", "files"];
+    const index = hashs.indexOf(hash);
+    return index !== -1 ? index : 0; // 如果 hash 不在预定义的列表中，默认为 0
  }, [location.hash]);

  const [page, setPage] = useState(getPageFromHash());
@@ -44,8 +55,8 @@ export default function UserPage() {

  // 更新 hash 的函数
  const updateHash = (newPage: number) => {
-    const hashs = ["resources", "comments", "files"];
-    const newHash = hashs[newPage] || "resources";
+    const hashs = ["collections", "resources", "comments", "files"];
+    const newHash = hashs[newPage] || "collections";
    if (location.hash.slice(1) !== newHash) {
      navigate(`/user/${username}#${newHash}`, { replace: true });
    }
@@ -93,27 +104,35 @@ export default function UserPage() {
          className={`tab ${page === 0 ? "tab-active" : ""} `}
          onClick={() => updateHash(0)}
        >
-          Resources
+          {t("Collections")}
        </div>
        <div
          role="tab"
-          className={`tab ${page === 1 ? "tab-active" : ""}`}
+          className={`tab ${page === 1 ? "tab-active" : ""} `}
          onClick={() => updateHash(1)}
        >
-          Comments
+          {t("Resources")}
        </div>
        <div
          role="tab"
          className={`tab ${page === 2 ? "tab-active" : ""}`}
          onClick={() => updateHash(2)}
        >
-          Files
+          {t("Comments")}
+        </div>
+        <div
+          role="tab"
+          className={`tab ${page === 3 ? "tab-active" : ""}`}
+          onClick={() => updateHash(3)}
+        >
+          {t("Files")}
        </div>
      </div>
      <div className="w-full">
-        {page === 0 && <UserResources user={user} />}
-        {page === 1 && <UserComments user={user} />}
-        {page === 2 && <UserFiles user={user} />}
+        {page === 0 && <Collections username={username} />}
+        {page === 1 && <UserResources user={user} />}
+        {page === 2 && <UserComments user={user} />}
+        {page === 3 && <UserFiles user={user} />}
      </div>
      <div className="h-16"></div>
    </div>
@@ -365,3 +384,168 @@ function FilesList({
    </>
  );
 }
+
+function Collections({ username }: { username?: string }) {
+  const [searchKeyword, setSearchKeyword] = useState("");
+
+  const [realSearchKeyword, setRealSearchKeyword] = useState("");
+
+  const { t } = useTranslation();
+
+  const navigate = useNavigate();
+
+  const debounce = new Debounce(500);
+
+  const delayedSetSearchKeyword = (keyword: string) => {
+    setSearchKeyword(keyword);
+    debounce.run(() => {
+      setRealSearchKeyword(keyword);
+    });
+  };
+
+  return (
+    <>
+      <div className="flex m-4">
+        <input
+          type="text"
+          placeholder="Search"
+          className="input input-bordered w-full max-w-2xs mr-2"
+          value={searchKeyword}
+          onChange={(e) => delayedSetSearchKeyword(e.target.value)}
+        />
+        <span className="flex-1" />
+        {username == app.user?.username && (
+          <button
+            className="btn btn-primary btn-soft"
+            onClick={() => {
+              navigate("/create-collection");
+            }}
+          >
+            <MdOutlineAdd size={20} className="inline-block mr-1" />
+            {t("Create")}
+          </button>
+        )}
+      </div>
+      <CollectionsList
+        username={username}
+        keyword={realSearchKeyword}
+        key={realSearchKeyword}
+      />
+    </>
+  );
+}
+
+async function getOrSearchUserCollections(
+  username: string,
+  keyword: string,
+  page: number,
+): Promise<PageResponse<Collection>> {
+  if (keyword.trim() === "") {
+    return network.listUserCollections(username, page);
+  } else {
+    let res = await network.searchUserCollections(username, keyword);
+    return {
+      success: res.success,
+      data: res.data || [],
+      totalPages: 1,
+      message: res.message || "",
+    };
+  }
+}
+
+function CollectionsList({
+  username,
+  keyword,
+}: {
+  username?: string;
+  keyword: string;
+}) {
+  const [page, setPage] = useState(1);
+  const [maxPage, setMaxPage] = useState(1);
+  const [collections, setCollections] = useState<Collection[] | null>(null);
+
+  useEffect(() => {
+    if (!username) return;
+    setCollections(null);
+    getOrSearchUserCollections(username, keyword, page).then((res) => {
+      if (res.success) {
+        setCollections(res.data! || []);
+        setMaxPage(res.totalPages || 1);
+      } else {
+        showToast({
+          message: res.message,
+          type: "error",
+        });
+      }
+    });
+  }, [username, keyword, page]);
+
+  if (collections == null) {
+    return (
+      <div className={"w-full"}>
+        <Loading />
+      </div>
+    );
+  }
+
+  return (
+    <>
+      {collections.map((collection) => {
+        return <CollectionCard collection={collection} key={collection.id} />;
+      })}
+      {maxPage > 1 ? (
+        <div className={"w-full flex justify-center"}>
+          <Pagination page={page} setPage={setPage} totalPages={maxPage} />
+        </div>
+      ) : null}
+    </>
+  );
+}
+
+function CollectionCard({ collection }: { collection: Collection }) {
+  const navigate = useNavigate();
+
+  const { t } = useTranslation();
+
+  return (
+    <div
+      className={
+        "card m-4 p-2 bg-base-100-tr82 shadow hover:shadow-md transition-shadow cursor-pointer"
+      }
+      onClick={() => {
+        navigate(`/collection/${collection.id}`);
+      }}
+    >
+      <h3 className={"card-title mx-2 mt-2"}>{collection.title}</h3>
+      <div className={"p-2 comment_tile"}>
+        <CollectionContent content={collection.article} />
+      </div>
+      <div className="flex">
+        <Badge className="badge-soft badge-primary text-xs mr-2">
+          <MdOutlinePhotoAlbum size={16} className="inline-block" />
+          {collection.resources_count} {t("Resources")}
+        </Badge>
+        <span className="flex-1" />
+        {!collection.isPublic && (
+          <Badge className="badge-soft badge-error text-xs mr-2 shadow-xs">
+            <MdOutlineLock size={16} className="inline-block" /> {t("Private")}
+          </Badge>
+        )}
+      </div>
+    </div>
+  );
+}
+
+function CollectionContent({ content }: { content: string }) {
+  const lines = content.split("\n");
+  for (let i = 0; i < lines.length; i++) {
+    let line = lines[i];
+    if (!line.endsWith("  ")) {
+      // Ensure that each line ends with two spaces for Markdown to recognize it as a line break
+      lines[i] = line + "  ";
+    }
+  }
+  content = lines.join("\n");
+
+  return <Markdown>{content}</Markdown>;
+}
--- a/frontend/src/utils/debounce.ts
+++ b/frontend/src/utils/debounce.ts
@@ -0,0 +1,24 @@
+export class Debounce {
+  private timer: number | null = null;
+  private readonly delay: number;
+
+  constructor(delay: number) {
+    this.delay = delay;
+  }
+
+  run(callback: () => void) {
+    if (this.timer) {
+      clearTimeout(this.timer);
+    }
+    this.timer = setTimeout(() => {
+      callback();
+    }, this.delay);
+  }
+
+  cancel() {
+    if (this.timer) {
+      clearTimeout(this.timer);
+      this.timer = null;
+    }
+  }
+}
--- a/frontend/src/utils/i18n.ts
+++ b/frontend/src/utils/i18n.ts
@@ -0,0 +1,21 @@
+import { createContext, useContext, useMemo } from "react";
+
+function t(data: any, language: string) {
+  return (key: string) => {
+    return data[language]?.["translation"]?.[key] || key;
+  };
+}
+
+export const i18nContext = createContext<any>({});
+
+export function useTranslation() {
+  const data = useContext(i18nContext);
+  const userLang = navigator.language;
+
+  return useMemo(
+    () => ({
+      t: t(data, userLang),
+    }),
+    [data, userLang],
+  );
+}
--- a/go.mod
+++ b/go.mod
@@ -1,23 +1,47 @@
 module nysoure

-go 1.24
+go 1.25.0

 require (
-	github.com/gofiber/fiber/v3 v3.0.0-beta.4
-	github.com/golang-jwt/jwt/v5 v5.2.2
-	golang.org/x/crypto v0.37.0
-	gorm.io/driver/sqlite v1.5.7
-	gorm.io/gorm v1.26.1
+	github.com/gofiber/fiber/v3 v3.0.0-rc.1
+	github.com/golang-jwt/jwt/v5 v5.3.0
+	golang.org/x/crypto v0.42.0
+	gorm.io/driver/sqlite v1.6.0
+	gorm.io/gorm v1.31.0
 )

 require (
+	github.com/blevesearch/bleve v1.0.14
 	github.com/chai2010/webp v1.4.0
-	gorm.io/driver/mysql v1.5.7
+	github.com/disintegration/imaging v1.6.2
+	github.com/stretchr/testify v1.11.1
+	gorm.io/driver/mysql v1.6.0
 )

 require (
-	github.com/disintegration/imaging v1.6.2 // indirect
-	github.com/go-sql-driver/mysql v1.7.0 // indirect
+	filippo.io/edwards25519 v1.1.0 // indirect
+	github.com/RoaringBitmap/roaring v0.4.23 // indirect
+	github.com/blevesearch/go-porterstemmer v1.0.3 // indirect
+	github.com/blevesearch/mmap-go v1.0.2 // indirect
+	github.com/blevesearch/segment v0.9.0 // indirect
+	github.com/blevesearch/snowballstem v0.9.0 // indirect
+	github.com/blevesearch/zap/v11 v11.0.14 // indirect
+	github.com/blevesearch/zap/v12 v12.0.14 // indirect
+	github.com/blevesearch/zap/v13 v13.0.6 // indirect
+	github.com/blevesearch/zap/v14 v14.0.5 // indirect
+	github.com/blevesearch/zap/v15 v15.0.3 // indirect
+	github.com/couchbase/vellum v1.0.2 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/glycerine/go-unsnap-stream v0.0.0-20181221182339-f9677308dec2 // indirect
+	github.com/go-sql-driver/mysql v1.8.1 // indirect
+	github.com/golang/protobuf v1.3.2 // indirect
+	github.com/golang/snappy v0.0.1 // indirect
+	github.com/mschoch/smat v0.2.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/steveyen/gtreap v0.1.0 // indirect
+	github.com/willf/bitset v1.1.10 // indirect
+	go.etcd.io/bbolt v1.3.5 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

 require (
@@ -32,11 +56,10 @@ require (
 )

 require (
-	github.com/andybalholm/brotli v1.1.1 // indirect
-	github.com/fxamacker/cbor/v2 v2.8.0 // indirect
-	github.com/gofiber/schema v1.3.0 // indirect
-	github.com/gofiber/utils/v2 v2.0.0-beta.8 // indirect
-	github.com/gomarkdown/markdown v0.0.0-20250311123330-531bef5e742b
+	github.com/andybalholm/brotli v1.2.0 // indirect
+	github.com/gofiber/schema v1.6.0 // indirect
+	github.com/gofiber/utils/v2 v2.0.0-rc.1 // indirect
+	github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a
 	github.com/google/uuid v1.6.0
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
@@ -45,13 +68,12 @@ require (
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-sqlite3 v1.14.28 // indirect
-	github.com/philhofer/fwd v1.1.3-0.20240916144458-20a13a1f6b7c // indirect
-	github.com/tinylib/msgp v1.2.5 // indirect
+	github.com/philhofer/fwd v1.2.0 // indirect
+	github.com/tinylib/msgp v1.3.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	github.com/valyala/fasthttp v1.61.0 // indirect
-	github.com/x448/float16 v0.8.4 // indirect
-	golang.org/x/image v0.28.0
-	golang.org/x/net v0.39.0 // indirect
-	golang.org/x/sys v0.32.0 // indirect
-	golang.org/x/text v0.26.0 // indirect
+	github.com/valyala/fasthttp v1.65.0 // indirect
+	golang.org/x/image v0.31.0
+	golang.org/x/net v0.43.0 // indirect
+	golang.org/x/sys v0.36.0 // indirect
+	golang.org/x/text v0.29.0 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,39 +1,102 @@
-github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7XdTA=
-github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
+filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
+filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/RoaringBitmap/roaring v0.4.23 h1:gpyfd12QohbqhFO4NVDUdoPOCXsyahYRQhINmlHxKeo=
+github.com/RoaringBitmap/roaring v0.4.23/go.mod h1:D0gp8kJQgE1A4LQ5wFLggQEyvDi06Mq5mKs52e1TwOo=
+github.com/andybalholm/brotli v1.2.0 h1:ukwgCxwYrmACq68yiUqwIWnGY0cTPox/M94sVwToPjQ=
+github.com/andybalholm/brotli v1.2.0/go.mod h1:rzTDkvFWvIrjDXZHkuS16NPggd91W3kUSvPlQ1pLaKY=
+github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
+github.com/blevesearch/bleve v1.0.14 h1:Q8r+fHTt35jtGXJUM0ULwM3Tzg+MRfyai4ZkWDy2xO4=
+github.com/blevesearch/bleve v1.0.14/go.mod h1:e/LJTr+E7EaoVdkQZTfoz7dt4KoDNvDbLb8MSKuNTLQ=
+github.com/blevesearch/blevex v1.0.0 h1:pnilj2Qi3YSEGdWgLj1Pn9Io7ukfXPoQcpAI1Bv8n/o=
+github.com/blevesearch/blevex v1.0.0/go.mod h1:2rNVqoG2BZI8t1/P1awgTKnGlx5MP9ZbtEciQaNhswc=
+github.com/blevesearch/cld2 v0.0.0-20200327141045-8b5f551d37f5/go.mod h1:PN0QNTLs9+j1bKy3d/GB/59wsNBFC4sWLWG3k69lWbc=
+github.com/blevesearch/go-porterstemmer v1.0.3 h1:GtmsqID0aZdCSNiY8SkuPJ12pD4jI+DdXTAn4YRcHCo=
+github.com/blevesearch/go-porterstemmer v1.0.3/go.mod h1:angGc5Ht+k2xhJdZi511LtmxuEf0OVpvUUNrwmM1P7M=
+github.com/blevesearch/mmap-go v1.0.2 h1:JtMHb+FgQCTTYIhtMvimw15dJwu1Y5lrZDMOFXVWPk0=
+github.com/blevesearch/mmap-go v1.0.2/go.mod h1:ol2qBqYaOUsGdm7aRMRrYGgPvnwLe6Y+7LMvAB5IbSA=
+github.com/blevesearch/segment v0.9.0 h1:5lG7yBCx98or7gK2cHMKPukPZ/31Kag7nONpoBt22Ac=
+github.com/blevesearch/segment v0.9.0/go.mod h1:9PfHYUdQCgHktBgvtUOF4x+pc4/l8rdH0u5spnW85UQ=
+github.com/blevesearch/snowballstem v0.9.0 h1:lMQ189YspGP6sXvZQ4WZ+MLawfV8wOmPoD/iWeNXm8s=
+github.com/blevesearch/snowballstem v0.9.0/go.mod h1:PivSj3JMc8WuaFkTSRDW2SlrulNWPl4ABg1tC/hlgLs=
+github.com/blevesearch/zap/v11 v11.0.14 h1:IrDAvtlzDylh6H2QCmS0OGcN9Hpf6mISJlfKjcwJs7k=
+github.com/blevesearch/zap/v11 v11.0.14/go.mod h1:MUEZh6VHGXv1PKx3WnCbdP404LGG2IZVa/L66pyFwnY=
+github.com/blevesearch/zap/v12 v12.0.14 h1:2o9iRtl1xaRjsJ1xcqTyLX414qPAwykHNV7wNVmbp3w=
+github.com/blevesearch/zap/v12 v12.0.14/go.mod h1:rOnuZOiMKPQj18AEKEHJxuI14236tTQ1ZJz4PAnWlUg=
+github.com/blevesearch/zap/v13 v13.0.6 h1:r+VNSVImi9cBhTNNR+Kfl5uiGy8kIbb0JMz/h8r6+O4=
+github.com/blevesearch/zap/v13 v13.0.6/go.mod h1:L89gsjdRKGyGrRN6nCpIScCvvkyxvmeDCwZRcjjPCrw=
+github.com/blevesearch/zap/v14 v14.0.5 h1:NdcT+81Nvmp2zL+NhwSvGSLh7xNgGL8QRVZ67njR0NU=
+github.com/blevesearch/zap/v14 v14.0.5/go.mod h1:bWe8S7tRrSBTIaZ6cLRbgNH4TUDaC9LZSpRGs85AsGY=
+github.com/blevesearch/zap/v15 v15.0.3 h1:Ylj8Oe+mo0P25tr9iLPp33lN6d4qcztGjaIsP51UxaY=
+github.com/blevesearch/zap/v15 v15.0.3/go.mod h1:iuwQrImsh1WjWJ0Ue2kBqY83a0rFtJTqfa9fp1rbVVU=
 github.com/chai2010/webp v1.4.0 h1:6DA2pkkRUPnbOHvvsmGI3He1hBKf/bkRlniAiSGuEko=
 github.com/chai2010/webp v1.4.0/go.mod h1:0XVwvZWdjjdxpUEIf7b9g9VkHFnInUSYujwqTLEuldU=
+github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
+github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
+github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
+github.com/couchbase/ghistogram v0.1.0/go.mod h1:s1Jhy76zqfEecpNWJfWUiKZookAFaiGOEoyzgHt9i7k=
+github.com/couchbase/moss v0.1.0/go.mod h1:9MaHIaRuy9pvLPUJxB8sh8OrLfyDczECVL37grCIubs=
+github.com/couchbase/vellum v1.0.2 h1:BrbP0NKiyDdndMPec8Jjhy0U47CZ0Lgx3xUC2r9rZqw=
+github.com/couchbase/vellum v1.0.2/go.mod h1:FcwrEivFpNi24R3jLOs3n+fs5RnuQnQqCLBJ1uAg1W4=
+github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
+github.com/cznic/b v0.0.0-20181122101859-a26611c4d92d h1:SwD98825d6bdB+pEuTxWOXiSjBrHdOl/UVp75eI7JT8=
+github.com/cznic/b v0.0.0-20181122101859-a26611c4d92d/go.mod h1:URriBxXwVq5ijiJ12C7iIZqlA69nTlI+LgI6/pwftG8=
+github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
+github.com/cznic/strutil v0.0.0-20181122101858-275e90344537/go.mod h1:AHHPPPXTw0h6pVabbcbyGRK1DckRn7r/STdZEeIDzZc=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/disintegration/imaging v1.6.2 h1:w1LecBlG2Lnp8B3jk5zSuNqd7b4DXhcjwek1ei82L+c=
 github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
-github.com/fxamacker/cbor/v2 v2.8.0 h1:fFtUGXUzXPHTIUdne5+zzMPTfffl3RD5qYnkY40vtxU=
-github.com/fxamacker/cbor/v2 v2.8.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ=
+github.com/facebookgo/ensure v0.0.0-20200202191622-63f1cf65ac4c/go.mod h1:Yg+htXGokKKdzcwhuNDwVvN+uBxDGXJ7G/VN1d8fa64=
+github.com/facebookgo/stack v0.0.0-20160209184415-751773369052/go.mod h1:UbMTZqLaRiH3MsBH8va0n7s1pQYcu3uTb8G4tygF4Zg=
+github.com/facebookgo/subset v0.0.0-20200203212716-c811ad88dec4/go.mod h1:5tD+neXqOorC30/tWg0LCSkrqj/AR6gu8yY8/fpw1q0=
+github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
+github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sapM=
+github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ=
+github.com/glycerine/go-unsnap-stream v0.0.0-20181221182339-f9677308dec2 h1:Ujru1hufTHVb++eG6OuNDKMxZnGIvF6o/u8q/8h2+I4=
+github.com/glycerine/go-unsnap-stream v0.0.0-20181221182339-f9677308dec2/go.mod h1:/20jfyN9Y5QPEAprSgKAUr+glWDY39ZiUEAYOEv5dsE=
+github.com/glycerine/goconvey v0.0.0-20190410193231-58a59202ab31 h1:gclg6gY70GLy3PbkQ1AERPfmLMMagS60DKF78eWwLn8=
+github.com/glycerine/goconvey v0.0.0-20190410193231-58a59202ab31/go.mod h1:Ogl1Tioa0aV7gstGFO7KhffUsb9M4ydbEbbxpcEDc24=
 github.com/go-ini/ini v1.67.0 h1:z6ZrTEZqSWOTyH2FlglNbNgARyHG8oLW9gMELqKr06A=
 github.com/go-ini/ini v1.67.0/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3Ies8=
-github.com/go-sql-driver/mysql v1.7.0 h1:ueSltNNllEqE3qcWBTD0iQd3IpL/6U+mJxLkazJ7YPc=
-github.com/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
+github.com/go-sql-driver/mysql v1.8.1 h1:LedoTUt/eveggdHS9qUFC1EFSa8bU2+1pZjSRpvNJ1Y=
+github.com/go-sql-driver/mysql v1.8.1/go.mod h1:wEBSXgmK//2ZFJyE+qWnIsVGmvmEKlqwuVSjsCm7DZg=
 github.com/goccy/go-json v0.10.5 h1:Fq85nIqj+gXn/S5ahsiTlK3TmC85qgirsdTP/+DeaC4=
 github.com/goccy/go-json v0.10.5/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
-github.com/gofiber/fiber/v3 v3.0.0-beta.4 h1:KzDSavvhG7m81NIsmnu5l3ZDbVS4feCidl4xlIfu6V0=
-github.com/gofiber/fiber/v3 v3.0.0-beta.4/go.mod h1:/WFUoHRkZEsGHyy2+fYcdqi109IVOFbVwxv1n1RU+kk=
-github.com/gofiber/schema v1.3.0 h1:K3F3wYzAY+aivfCCEHPufCthu5/13r/lzp1nuk6mr3Q=
-github.com/gofiber/schema v1.3.0/go.mod h1:YYwj01w3hVfaNjhtJzaqetymL56VW642YS3qZPhuE6c=
-github.com/gofiber/utils/v2 v2.0.0-beta.8 h1:ZifwbHZqZO3YJsx1ZhDsWnPjaQ7C0YD20LHt+DQeXOU=
-github.com/gofiber/utils/v2 v2.0.0-beta.8/go.mod h1:1lCBo9vEF4RFEtTgWntipnaScJZQiM8rrsYycLZ4n9c=
-github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
-github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
-github.com/gomarkdown/markdown v0.0.0-20250311123330-531bef5e742b h1:EY/KpStFl60qA17CptGXhwfZ+k1sFNJIUNR8DdbcuUk=
-github.com/gomarkdown/markdown v0.0.0-20250311123330-531bef5e742b/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
+github.com/gofiber/fiber/v3 v3.0.0-rc.1 h1:034MxesK6bqGkidP+QR+Ysc1ukOacBWOHCarCKC1xfg=
+github.com/gofiber/fiber/v3 v3.0.0-rc.1/go.mod h1:hFdT00oT0XVuQH1/z2i5n1pl/msExHDUie1SsLOkCuM=
+github.com/gofiber/schema v1.6.0 h1:rAgVDFwhndtC+hgV7Vu5ItQCn7eC2mBA4Eu1/ZTiEYY=
+github.com/gofiber/schema v1.6.0/go.mod h1:WNZWpQx8LlPSK7ZaX0OqOh+nQo/eW2OevsXs1VZfs/s=
+github.com/gofiber/utils/v2 v2.0.0-rc.1 h1:b77K5Rk9+Pjdxz4HlwEBnS7u5nikhx7armQB8xPds4s=
+github.com/gofiber/utils/v2 v2.0.0-rc.1/go.mod h1:Y1g08g7gvST49bbjHJ1AVqcsmg93912R/tbKWhn6V3E=
+github.com/golang-jwt/jwt/v5 v5.3.0 h1:pv4AsKCKKZuqlgs5sUmn4x8UlGa0kEVt/puTpKx9vvo=
+github.com/golang-jwt/jwt/v5 v5.3.0/go.mod h1:fxCRLWMO43lRc8nhHWY6LGqRcf+1gQWArsqaEUEa5bE=
+github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
+github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
+github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a h1:l7A0loSszR5zHd/qK53ZIHMO8b3bBSmENnQ6eKnUT0A=
+github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1 h1:EGx4pi6eqNxGaHF6qqu48+N2wcFQ5qg5FXgOdqsJ5d8=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/gopherjs/gopherjs v0.0.0-20190910122728-9d188e94fb99 h1:twflg0XRTjwKpxb/jFExr4HGq6on2dEOmnL6FV+fgPw=
+github.com/gopherjs/gopherjs v0.0.0-20190910122728-9d188e94fb99/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
+github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
+github.com/ikawaha/kagome.ipadic v1.1.2/go.mod h1:DPSBbU0czaJhAb/5uKQZHMc9MTVRpDugJfX+HddPHHg=
+github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
 github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/jmhodges/levigo v1.0.0 h1:q5EC36kV79HWeTBWsod3mG11EgStG3qArTKcvlksN1U=
+github.com/jmhodges/levigo v1.0.0/go.mod h1:Q6Qx+uH3RAqyK4rFQroq9RL7mdkABMcfhEI+nNuzMJQ=
 github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/k3a/html2text v1.2.1 h1:nvnKgBvBR/myqrwfLuiqecUtaK1lB9hGziIJKatNFVY=
@@ -43,6 +106,8 @@ github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYW
 github.com/klauspost/cpuid/v2 v2.0.1/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
 github.com/klauspost/cpuid/v2 v2.2.10 h1:tBs3QSyvjDyFTq3uoc/9xFpCuOsJQFNPiAhYdw2skhE=
 github.com/klauspost/cpuid/v2 v2.2.10/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
+github.com/kljensen/snowball v0.6.0/go.mod h1:27N7E8fVU5H68RlUmnWwZCfxgt4POBJfENGMvNRhldw=
+github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
 github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
@@ -55,55 +120,102 @@ github.com/minio/md5-simd v1.1.2 h1:Gdi1DZK69+ZVMoNHRXJyNcxrMA4dSxoYHZSQbirFg34=
 github.com/minio/md5-simd v1.1.2/go.mod h1:MzdKDxYpY2BT9XQFocsiZf/NKVtR7nkE4RoEpN+20RM=
 github.com/minio/minio-go/v7 v7.0.91 h1:tWLZnEfo3OZl5PoXQwcwTAPNNrjyWwOh6cbZitW5JQc=
 github.com/minio/minio-go/v7 v7.0.91/go.mod h1:uvMUcGrpgeSAAI6+sD3818508nUyMULw94j2Nxku/Go=
-github.com/philhofer/fwd v1.1.3-0.20240916144458-20a13a1f6b7c h1:dAMKvw0MlJT1GshSTtih8C2gDs04w8dReiOGXrGLNoY=
-github.com/philhofer/fwd v1.1.3-0.20240916144458-20a13a1f6b7c/go.mod h1:RqIHx9QI14HlwKwm98g9Re5prTQ6LdeRQn+gXJFxsJM=
+github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
+github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
+github.com/mschoch/smat v0.0.0-20160514031455-90eadee771ae/go.mod h1:qAyveg+e4CE+eKJXWVjKXM4ck2QobLqTDytGJbLLhJg=
+github.com/mschoch/smat v0.2.0 h1:8imxQsjDm8yFEAVBe7azKmKSgzSkZXDuKkSq9374khM=
+github.com/mschoch/smat v0.2.0/go.mod h1:kc9mz7DoBKqDyiRL7VZN8KvXQMWeTaVnttLRXOlotKw=
+github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
+github.com/philhofer/fwd v1.0.0/go.mod h1:gk3iGcWd9+svBvR0sR+KPcfE+RNWozjowpeBVG3ZVNU=
+github.com/philhofer/fwd v1.2.0 h1:e6DnBTl7vGY+Gz322/ASL4Gyp1FspeMvx1RNDoToZuM=
+github.com/philhofer/fwd v1.2.0/go.mod h1:RqIHx9QI14HlwKwm98g9Re5prTQ6LdeRQn+gXJFxsJM=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
+github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/rs/xid v1.6.0 h1:fV591PaemRlL6JfRxGDEPl69wICngIQ3shQtzfy2gxU=
 github.com/rs/xid v1.6.0/go.mod h1:7XoLgs4eV+QndskICGsho+ADou8ySMSjJKDIan90Nz0=
+github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
+github.com/shamaton/msgpack/v2 v2.3.0 h1:eawIa7lQmwRv0V6rdmL/5Ev9KdJHk07eQH3ceJi3BUw=
+github.com/shamaton/msgpack/v2 v2.3.0/go.mod h1:6khjYnkx73f7VQU7wjcFS9DFjs+59naVWJv1TB7qdOI=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v1.6.4 h1:fv0U8FUIMPNf1L9lnHLvLhgicrIVChEkdzIKYqbNC9s=
 github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
-github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-github.com/tinylib/msgp v1.2.5 h1:WeQg1whrXRFiZusidTQqzETkRpGjFjcIhW6uqWH09po=
-github.com/tinylib/msgp v1.2.5/go.mod h1:ykjzy2wzgrlvpDCRc4LA8UXy6D8bzMSuAF3WD57Gok0=
+github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
+github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
+github.com/spf13/cobra v0.0.5/go.mod h1:3K3wKZymM7VvHMDS9+Akkh4K60UwM26emMESw8tLCHU=
+github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
+github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
+github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
+github.com/steveyen/gtreap v0.1.0 h1:CjhzTa274PyJLJuMZwIzCO1PfC00oRa8d1Kc78bFXJM=
+github.com/steveyen/gtreap v0.1.0/go.mod h1:kl/5J7XbrOmlIbYIXdRHDDE5QxHqpk0cmkT7Z4dM9/Y=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+github.com/syndtr/goleveldb v1.0.0 h1:fBdIW9lB4Iz0n9khmH8w27SJ3QEJ7+IgjPEwGSZiFdE=
+github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
+github.com/tebeka/snowball v0.4.2/go.mod h1:4IfL14h1lvwZcp1sfXuuc7/7yCsvVffTWxWxCLfFpYg=
+github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c h1:g+WoO5jjkqGAzHWCjJB1zZfXPIAaDpzXIEJ0eS6B5Ok=
+github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c/go.mod h1:ahpPrc7HpcfEWDQRZEmnXMzHY03mLDYMCxeDzy46i+8=
+github.com/tinylib/msgp v1.1.0/go.mod h1:+d+yLhGm8mzTaHzB+wgMYrodPfmZrzkirds8fDWklFE=
+github.com/tinylib/msgp v1.3.0 h1:ULuf7GPooDaIlbyvgAxBV/FI7ynli6LZ1/nVUNu+0ww=
+github.com/tinylib/msgp v1.3.0/go.mod h1:ykjzy2wzgrlvpDCRc4LA8UXy6D8bzMSuAF3WD57Gok0=
+github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasthttp v1.61.0 h1:VV08V0AfoRaFurP1EWKvQQdPTZHiUzaVoulX1aBDgzU=
-github.com/valyala/fasthttp v1.61.0/go.mod h1:wRIV/4cMwUPWnRcDno9hGnYZGh78QzODFfo1LTUhBog=
+github.com/valyala/fasthttp v1.65.0 h1:j/u3uzFEGFfRxw79iYzJN+TteTJwbYkru9uDp3d0Yf8=
+github.com/valyala/fasthttp v1.65.0/go.mod h1:P/93/YkKPMsKSnATEeELUCkG8a7Y+k99uxNHVbKINr4=
+github.com/willf/bitset v1.1.10 h1:NotGKqX0KwQ72NUzqrjZq5ipPNDQex9lo3WpaS8L2sc=
+github.com/willf/bitset v1.1.10/go.mod h1:RjeCKbqT1RxIR/KWY6phxZiaY1IyutSBfGjNPySAYV4=
 github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
 github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
+github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
 github.com/xyproto/randomstring v1.0.5 h1:YtlWPoRdgMu3NZtP45drfy1GKoojuR7hmRcnhZqKjWU=
 github.com/xyproto/randomstring v1.0.5/go.mod h1:rgmS5DeNXLivK7YprL0pY+lTuhNQW3iGxZ18UQApw/E=
+go.etcd.io/bbolt v1.3.5 h1:XAzx9gjCb0Rxj7EoqcClPD1d5ZBxZJk0jbuoPHenBt0=
+go.etcd.io/bbolt v1.3.5/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
+golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.37.0 h1:kJNSjF/Xp7kU0iB2Z+9viTPMW4EqqsrywMXLJOOsXSE=
-golang.org/x/crypto v0.37.0/go.mod h1:vg+k43peMZ0pUMhYmVAWysMK35e6ioLh3wB8ZCAfbVc=
+golang.org/x/crypto v0.42.0 h1:chiH31gIWm57EkTXpwnqf8qeuMUi0yekh6mT2AvFlqI=
+golang.org/x/crypto v0.42.0/go.mod h1:4+rDnOTJhQCx2q7/j6rAN5XDw8kPjeaXEUR2eL94ix8=
 golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.27.0 h1:C8gA4oWU/tKkdCfYT6T2u4faJu3MeNS5O8UPWlPF61w=
-golang.org/x/image v0.27.0/go.mod h1:xbdrClrAUway1MUTEZDq9mz/UpRwYAkFFNUslZtcB+g=
-golang.org/x/image v0.28.0 h1:gdem5JW1OLS4FbkWgLO+7ZeFzYtL3xClb97GaUzYMFE=
-golang.org/x/image v0.28.0/go.mod h1:GUJYXtnGKEUgggyzh+Vxt+AviiCcyiwpsl8iQ8MvwGY=
+golang.org/x/image v0.31.0 h1:mLChjE2MV6g1S7oqbXC0/UcKijjm5fnJLUYKIYrLESA=
+golang.org/x/image v0.31.0/go.mod h1:R9ec5Lcp96v9FTF+ajwaH3uGxPH4fKfHHAVbUILxghA=
+golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.39.0 h1:ZCu7HMWDxpXpaiKdhzIfaltL9Lp31x/3fCP11bc6/fY=
-golang.org/x/net v0.39.0/go.mod h1:X7NRbYVEA+ewNkCNyJ513WmMdQ3BineSwVtN2zD/d+E=
+golang.org/x/net v0.43.0 h1:lat02VYK2j4aLzMzecihNvTlJNQUq316m2Mr9rnM6YE=
+golang.org/x/net v0.43.0/go.mod h1:vhO1fvI4dGsIjh73sWfUVjj3N7CA9WkKJNQm2svM6Jg=
+golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181221143128-b4a75ba826a6/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.32.0 h1:s77OFDvIQeibCmezSnk/q6iAfkdiQaJi4VzroCFrN20=
-golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
+golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.25.0 h1:qVyWApTSYLk/drJRO5mDlNYskwQznZmkpV2c8q9zls4=
-golang.org/x/text v0.25.0/go.mod h1:WEdwpYrmk1qmdHvhkSTNPm3app7v4rsT8F2UD6+VHIA=
-golang.org/x/text v0.26.0 h1:P42AVeLghgTYr4+xUnTRKDMqpar+PtX7KWuNQL21L8M=
-golang.org/x/text v0.26.0/go.mod h1:QK15LZJUUQVJxhz7wXgxSy/CJaTFjd0G+YLonydOVQA=
+golang.org/x/text v0.29.0 h1:1neNs90w9YzJ9BocxfsQNHKuAT4pkghyXc4nhZ6sJvk=
+golang.org/x/text v0.29.0/go.mod h1:7MhJOA9CD2qZyOKYazxdYMF85OwPdEr9jTtBpO7ydH4=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
+gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gorm.io/driver/mysql v1.5.7 h1:MndhOPYOfEp2rHKgkZIhJ16eVUIRf2HmzgoPmh7FCWo=
-gorm.io/driver/mysql v1.5.7/go.mod h1:sEtPWMiqiN1N1cMXoXmBbd8C6/l+TESwriotuRRpkDM=
-gorm.io/driver/sqlite v1.5.7 h1:8NvsrhP0ifM7LX9G4zPB97NwovUakUxc+2V2uuf3Z1I=
-gorm.io/driver/sqlite v1.5.7/go.mod h1:U+J8craQU6Fzkcvu8oLeAQmi50TkwPEhHDEjQZXDah4=
-gorm.io/gorm v1.25.7/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
-gorm.io/gorm v1.26.1 h1:ghB2gUI9FkS46luZtn6DLZ0f6ooBJ5IbVej2ENFDjRw=
-gorm.io/gorm v1.26.1/go.mod h1:8Z33v652h4//uMA76KjeDH8mJXPm1QNCYrMeatR0DOE=
+gorm.io/driver/mysql v1.6.0 h1:eNbLmNTpPpTOVZi8MMxCi2aaIm0ZpInbORNXDwyLGvg=
+gorm.io/driver/mysql v1.6.0/go.mod h1:D/oCC2GWK3M/dqoLxnOlaNKmXz8WNTfcS9y5ovaSqKo=
+gorm.io/driver/sqlite v1.6.0 h1:WHRRrIiulaPiPFmDcod6prc4l2VGVWHz80KspNsxSfQ=
+gorm.io/driver/sqlite v1.6.0/go.mod h1:AO9V1qIQddBESngQUKWL9yoH93HIeA1X6V633rBwyT8=
+gorm.io/gorm v1.31.0 h1:0VlycGreVhK7RF/Bwt51Fk8v0xLiiiFdbGDPIZQ7mJY=
+gorm.io/gorm v1.31.0/go.mod h1:XyQVbO2k6YkOis7C2437jSit3SsDK72s7n7rsSHd+Gs=
--- a/main.go
+++ b/main.go
@@ -1,11 +1,12 @@
 package main

 import (
-	"github.com/gofiber/fiber/v3"
-	"github.com/gofiber/fiber/v3/middleware/logger"
 	"log"
 	"nysoure/server/api"
 	"nysoure/server/middleware"
+
+	"github.com/gofiber/fiber/v3"
+	"github.com/gofiber/fiber/v3/middleware/logger"
 )

 func main() {
@@ -20,6 +21,8 @@ func main() {

 	app.Use(middleware.ErrorHandler)

+	app.Use(middleware.RealUserMiddleware)
+
 	app.Use(middleware.JwtMiddleware)

 	app.Use(middleware.FrontendMiddleware)
@@ -35,6 +38,7 @@ func main() {
 		api.AddCommentRoutes(apiG)
 		api.AddConfigRoutes(apiG)
 		api.AddActivityRoutes(apiG)
+		api.AddCollectionRoutes(apiG) // 新增
 	}

 	log.Fatal(app.Listen(":3000"))
--- a/server/api/collection.go
+++ b/server/api/collection.go
@@ -0,0 +1,260 @@
+package api
+
+import (
+	"nysoure/server/model"
+	"nysoure/server/service"
+	"strconv"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+func handleCreateCollection(c fiber.Ctx) error {
+	uid, ok := c.Locals("uid").(uint)
+	if !ok {
+		return model.NewUnAuthorizedError("Unauthorized")
+	}
+	title := c.FormValue("title")
+	article := c.FormValue("article")
+	publicStr := c.FormValue("public")
+	public := false
+	if publicStr == "true" || publicStr == "1" {
+		public = true
+	}
+	if title == "" || article == "" {
+		return model.NewRequestError("Title and article are required")
+	}
+	host := c.Hostname()
+	col, err := service.CreateCollection(uid, title, article, host, public)
+	if err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[model.CollectionView]{
+		Success: true,
+		Data:    *col,
+		Message: "Collection created successfully",
+	})
+}
+
+func handleUpdateCollection(c fiber.Ctx) error {
+	uid, ok := c.Locals("uid").(uint)
+	if !ok {
+		return model.NewUnAuthorizedError("Unauthorized")
+	}
+	idStr := c.FormValue("id")
+	title := c.FormValue("title")
+	article := c.FormValue("article")
+	publicStr := c.FormValue("public")
+	public := false
+	if publicStr == "true" || publicStr == "1" {
+		public = true
+	}
+	if idStr == "" || title == "" || article == "" {
+		return model.NewRequestError("ID, title and article are required")
+	}
+	id, err := strconv.Atoi(idStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection ID")
+	}
+	host := c.Hostname()
+	if err := service.UpdateCollection(uid, uint(id), title, article, host, public); err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[any]{
+		Success: true,
+		Message: "Collection updated successfully",
+	})
+}
+
+func handleDeleteCollection(c fiber.Ctx) error {
+	uid, ok := c.Locals("uid").(uint)
+	if !ok {
+		return model.NewUnAuthorizedError("Unauthorized")
+	}
+	idStr := c.FormValue("id")
+	if idStr == "" {
+		return model.NewRequestError("ID is required")
+	}
+	id, err := strconv.Atoi(idStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection ID")
+	}
+	if err := service.DeleteCollection(uid, uint(id)); err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[any]{
+		Success: true,
+		Message: "Collection deleted successfully",
+	})
+}
+
+func handleGetCollection(c fiber.Ctx) error {
+	idStr := c.Params("id")
+	id, err := strconv.Atoi(idStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection ID")
+	}
+
+	// Get viewer UID (0 if not authenticated)
+	viewerUID, _ := c.Locals("uid").(uint)
+
+	col, err := service.GetCollectionByID(uint(id), viewerUID)
+	if err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[model.CollectionView]{
+		Success: true,
+		Data:    *col,
+		Message: "Collection retrieved successfully",
+	})
+}
+
+func handleListUserCollections(c fiber.Ctx) error {
+	pageStr := c.Query("page", "1")
+	page, err := strconv.Atoi(pageStr)
+	if err != nil || page < 1 {
+		page = 1
+	}
+	username := c.Query("username", "")
+	if username == "" {
+		return model.NewRequestError("Username is required")
+	}
+
+	// Get viewer UID (0 if not authenticated)
+	viewerUID, _ := c.Locals("uid").(uint)
+
+	cols, total, err := service.ListUserCollections(username, page, viewerUID)
+	if err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.PageResponse[*model.CollectionView]{
+		Success:    true,
+		TotalPages: int(total),
+		Data:       cols,
+		Message:    "Collections retrieved successfully",
+	})
+}
+
+func handleListCollectionResources(c fiber.Ctx) error {
+	idStr := c.Params("id")
+	id, err := strconv.Atoi(idStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection ID")
+	}
+	pageStr := c.Query("page", "1")
+	page, err := strconv.Atoi(pageStr)
+	if err != nil || page < 1 {
+		page = 1
+	}
+
+	// Get viewer UID (0 if not authenticated)
+	viewerUID, _ := c.Locals("uid").(uint)
+
+	res, total, err := service.ListCollectionResources(uint(id), page, viewerUID)
+	if err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.PageResponse[*model.ResourceView]{
+		Success:    true,
+		TotalPages: int(total),
+		Data:       res,
+		Message:    "Resources retrieved successfully",
+	})
+}
+
+func handleAddResourceToCollection(c fiber.Ctx) error {
+	uid, ok := c.Locals("uid").(uint)
+	if !ok {
+		return model.NewUnAuthorizedError("Unauthorized")
+	}
+	collectionIDStr := c.FormValue("collection_id")
+	resourceIDStr := c.FormValue("resource_id")
+	if collectionIDStr == "" || resourceIDStr == "" {
+		return model.NewRequestError("collection_id and resource_id are required")
+	}
+	collectionID, err := strconv.Atoi(collectionIDStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection_id")
+	}
+	resourceID, err := strconv.Atoi(resourceIDStr)
+	if err != nil {
+		return model.NewRequestError("Invalid resource_id")
+	}
+	if err := service.AddResourceToCollection(uid, uint(collectionID), uint(resourceID)); err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[any]{
+		Success: true,
+		Message: "Resource added to collection successfully",
+	})
+}
+
+func handleRemoveResourceFromCollection(c fiber.Ctx) error {
+	uid, ok := c.Locals("uid").(uint)
+	if !ok {
+		return model.NewUnAuthorizedError("Unauthorized")
+	}
+	collectionIDStr := c.FormValue("collection_id")
+	resourceIDStr := c.FormValue("resource_id")
+	if collectionIDStr == "" || resourceIDStr == "" {
+		return model.NewRequestError("collection_id and resource_id are required")
+	}
+	collectionID, err := strconv.Atoi(collectionIDStr)
+	if err != nil {
+		return model.NewRequestError("Invalid collection_id")
+	}
+	resourceID, err := strconv.Atoi(resourceIDStr)
+	if err != nil {
+		return model.NewRequestError("Invalid resource_id")
+	}
+	if err := service.RemoveResourceFromCollection(uid, uint(collectionID), uint(resourceID)); err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[any]{
+		Success: true,
+		Message: "Resource removed from collection successfully",
+	})
+}
+
+func handleSearchUserCollections(c fiber.Ctx) error {
+	keyword := c.Query("keyword", "")
+	// if keyword == "" {
+	// 	return model.NewRequestError("keyword is required")
+	// }
+	username := c.Query("username", "")
+	if username == "" {
+		return model.NewRequestError("username is required")
+	}
+	excludedRIDStr := c.Query("excludedRID", "")
+	var excludedRID uint = 0
+	if excludedRIDStr != "" {
+		if rid, err := strconv.Atoi(excludedRIDStr); err == nil && rid > 0 {
+			excludedRID = uint(rid)
+		}
+	}
+
+	// Get viewer UID (0 if not authenticated)
+	viewerUID, _ := c.Locals("uid").(uint)
+
+	cols, err := service.SearchUserCollections(username, keyword, excludedRID, viewerUID)
+	if err != nil {
+		return err
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[[]*model.CollectionView]{
+		Success: true,
+		Data:    cols,
+		Message: "Collections found successfully",
+	})
+}
+
+func AddCollectionRoutes(r fiber.Router) {
+	cg := r.Group("collection")
+	cg.Post("/create", handleCreateCollection)
+	cg.Post("/update", handleUpdateCollection)
+	cg.Post("/delete", handleDeleteCollection)
+	cg.Get("/list", handleListUserCollections)
+	cg.Post("/add_resource", handleAddResourceToCollection)
+	cg.Post("/remove_resource", handleRemoveResourceFromCollection)
+	cg.Get("/search", handleSearchUserCollections)
+	cg.Get("/:id/resources", handleListCollectionResources)
+	cg.Get("/:id", handleGetCollection)
+}
--- a/server/api/config.go
+++ b/server/api/config.go
@@ -48,7 +48,13 @@ func setServerConfig(c fiber.Ctx) error {
 		return model.NewRequestError("Invalid request parameters")
 	}

-	config.SetConfig(sc)
+	if err := config.SetConfig(sc); err != nil {
+		return model.NewInternalServerError("Failed to save configuration")
+	}
+
+	if err := sc.Validate(); err != nil {
+		return model.NewRequestError(err.Error())
+	}

 	return c.JSON(model.Response[any]{
 		Success: true,
--- a/server/api/file.go
+++ b/server/api/file.go
@@ -205,7 +205,7 @@ func deleteFile(c fiber.Ctx) error {

 func downloadFile(c fiber.Ctx) error {
 	cfToken := c.Query("cf_token")
-	s, filename, err := service.DownloadFile(c.Params("id"), cfToken)
+	s, filename, err := service.DownloadFile(c.Params("id"), cfToken, c.Locals("real_user") == true)
 	if err != nil {
 		return err
 	}
--- a/server/api/resource.go
+++ b/server/api/resource.go
@@ -56,7 +56,7 @@ func handleGetResource(c fiber.Ctx) error {
 		return model.NewRequestError("Invalid resource ID")
 	}
 	host := c.Hostname()
-	resource, err := service.GetResource(uint(id), host)
+	resource, err := service.GetResource(uint(id), host, c)
 	if err != nil {
 		return err
 	}
@@ -267,6 +267,21 @@ func handleGetRandomResource(c fiber.Ctx) error {
 	})
 }

+func handleGetPinnedResources(c fiber.Ctx) error {
+	views, err := service.GetPinnedResources()
+	if err != nil {
+		return err
+	}
+	if views == nil {
+		views = []model.ResourceView{}
+	}
+	return c.Status(fiber.StatusOK).JSON(model.Response[[]model.ResourceView]{
+		Success: true,
+		Data:    views,
+		Message: "Pinned resources retrieved successfully",
+	})
+}
+
 func AddResourceRoutes(api fiber.Router) {
 	resource := api.Group("/resource")
 	{
@@ -274,6 +289,7 @@ func AddResourceRoutes(api fiber.Router) {
 		resource.Get("/search", handleSearchResources)
 		resource.Get("/", handleListResources)
 		resource.Get("/random", handleGetRandomResource)
+		resource.Get("/pinned", handleGetPinnedResources)
 		resource.Get("/:id", handleGetResource)
 		resource.Delete("/:id", handleDeleteResource)
 		resource.Get("/tag/:tag", handleListResourcesWithTag)
--- a/server/api/tag.go
+++ b/server/api/tag.go
@@ -1,12 +1,17 @@
 package api

 import (
-	"github.com/gofiber/fiber/v3"
 	"net/url"
 	"nysoure/server/model"
 	"nysoure/server/service"
 	"strconv"
 	"strings"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+const (
+	maxTagNameLength = 20
 )

 func handleCreateTag(c fiber.Ctx) error {
@@ -15,6 +20,9 @@ func handleCreateTag(c fiber.Ctx) error {
 		return model.NewRequestError("name is required")
 	}
 	tag = strings.TrimSpace(tag)
+	if len([]rune(tag)) > maxTagNameLength {
+		return model.NewRequestError("Tag name too long")
+	}
 	uid, ok := c.Locals("uid").(uint)
 	if !ok {
 		return model.NewUnAuthorizedError("You must be logged in to create a tag")
@@ -159,6 +167,9 @@ func getOrCreateTags(c fiber.Ctx) error {
 		if name == "" {
 			continue
 		}
+		if len([]rune(name)) > maxTagNameLength {
+			return model.NewRequestError("Tag name too long: " + name)
+		}
 		names = append(names, name)
 	}

--- a/server/config/config.go
+++ b/server/config/config.go
@@ -2,6 +2,7 @@ package config

 import (
 	"encoding/json"
+	"errors"
 	"nysoure/server/utils"
 	"os"
 	"path/filepath"
@@ -34,6 +35,30 @@ type ServerConfig struct {
 	MaxNormalUserUploadSizeInMB int `json:"max_normal_user_upload_size_in_mb"`
 	// Prompt for upload page
 	UploadPrompt string `json:"upload_prompt"`
+	// PinnedResources is a list of resource IDs that are pinned to the top of the page.
+	PinnedResources []uint `json:"pinned_resources"`
+}
+
+func (c *ServerConfig) Validate() error {
+	if c.MaxUploadingSizeInMB <= 0 {
+		return errors.New("MaxUploadingSizeInMB must be positive")
+	}
+	if c.MaxFileSizeInMB <= 0 {
+		return errors.New("MaxFileSizeInMB must be positive")
+	}
+	if c.MaxDownloadsPerDayForSingleIP <= 0 {
+		return errors.New("MaxDownloadsPerDayForSingleIP must be positive")
+	}
+	if c.ServerName == "" {
+		return errors.New("ServerName must not be empty")
+	}
+	if c.ServerDescription == "" {
+		return errors.New("ServerDescription must not be empty")
+	}
+	if len(c.PinnedResources) > 8 {
+		return errors.New("PinnedResources must not exceed 8 items")
+	}
+	return nil
 }

 func init() {
@@ -51,6 +76,7 @@ func init() {
 			AllowNormalUserUpload:         true,
 			MaxNormalUserUploadSizeInMB:   16,
 			UploadPrompt:                  "You can upload your files here.",
+			PinnedResources:               []uint{},
 		}
 	} else {
 		data, err := os.ReadFile(p)
@@ -68,16 +94,17 @@ func GetConfig() ServerConfig {
 	return *config
 }

-func SetConfig(newConfig ServerConfig) {
+func SetConfig(newConfig ServerConfig) error {
 	config = &newConfig
 	data, err := json.MarshalIndent(config, "", "  ")
 	if err != nil {
-		panic(err)
+		return err
 	}
 	p := filepath.Join(utils.GetStoragePath(), "config.json")
 	if err := os.WriteFile(p, data, 0644); err != nil {
-		panic(err)
+		return err
 	}
+	return nil
 }

 func MaxUploadingSize() int64 {
@@ -127,3 +154,7 @@ func MaxNormalUserUploadSize() int64 {
 func UploadPrompt() string {
 	return config.UploadPrompt
 }
+
+func PinnedResources() []uint {
+	return config.PinnedResources
+}
--- a/server/dao/collection.go
+++ b/server/dao/collection.go
@@ -0,0 +1,237 @@
+package dao
+
+import (
+	"nysoure/server/model"
+
+	"gorm.io/gorm"
+)
+
+func CreateCollection(uid uint, title string, article string, images []uint, public bool) (model.Collection, error) {
+	var collection model.Collection
+	err := db.Transaction(func(tx *gorm.DB) error {
+		collection = model.Collection{
+			UserID:  uid,
+			Title:   title,
+			Article: article,
+			Public:  public,
+		}
+
+		if err := tx.Create(&collection).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Model(&collection).Association("Images").Replace(images); err != nil {
+			return err
+		}
+
+		return nil
+	})
+
+	if err != nil {
+		return model.Collection{}, err
+	}
+	return collection, nil
+}
+
+func UpdateCollection(id uint, title string, article string, images []uint, public bool) error {
+	return db.Transaction(func(tx *gorm.DB) error {
+		collection := &model.Collection{}
+
+		// First find the existing collection
+		if err := tx.Where("id = ?", id).First(collection).Error; err != nil {
+			return err
+		}
+
+		// Update the fields
+		updates := map[string]interface{}{
+			"title":   title,
+			"article": article,
+			"public":  public,
+		}
+
+		if err := tx.Model(collection).Updates(updates).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Model(collection).Association("Images").Replace(images); err != nil {
+			return err
+		}
+
+		return nil
+	})
+}
+
+func DeleteCollection(id uint) error {
+	return db.Transaction(func(tx *gorm.DB) error {
+		collection := &model.Collection{}
+
+		if err := tx.Where("id = ?", id).First(collection).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Model(collection).Association("Images").Clear(); err != nil {
+			return err
+		}
+
+		if err := tx.Model(&model.CollectionResource{}).Where("collection_id = ?", id).Delete(&model.CollectionResource{}).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Delete(collection).Error; err != nil {
+			return err
+		}
+
+		return nil
+	})
+}
+
+func AddResourceToCollection(collectionID uint, resourceID uint) error {
+	return db.Transaction(func(tx *gorm.DB) error {
+		collection := &model.Collection{}
+
+		if err := tx.Where("id = ?", collectionID).First(collection).Error; err != nil {
+			return model.NewRequestError("Invalid collection ID")
+		}
+
+		if err := tx.Model(&model.Resource{}).Where("id = ?", resourceID).First(&model.Resource{}).Error; err != nil {
+			return model.NewRequestError("Invalid resource ID")
+		}
+
+		collectionResource := &model.CollectionResource{
+			CollectionID: collectionID,
+			ResourceID:   resourceID,
+		}
+
+		if err := tx.Save(collectionResource).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Model(collection).UpdateColumn("resources_count", gorm.Expr("resources_count + ?", 1)).Error; err != nil {
+			return err
+		}
+
+		return nil
+	})
+}
+
+func RemoveResourceFromCollection(collectionID uint, resourceID uint) error {
+	return db.Transaction(func(tx *gorm.DB) error {
+		collection := &model.Collection{}
+
+		if err := tx.Where("id = ?", collectionID).First(collection).Error; err != nil {
+			return model.NewRequestError("Invalid collection ID")
+		}
+
+		if err := tx.Model(&model.Resource{}).Where("id = ?", resourceID).First(&model.Resource{}).Error; err != nil {
+			return model.NewRequestError("Invalid resource ID")
+		}
+
+		if err := tx.Where("collection_id = ? AND resource_id = ?", collectionID, resourceID).Delete(&model.CollectionResource{}).Error; err != nil {
+			return err
+		}
+
+		if err := tx.Model(collection).UpdateColumn("resources_count", gorm.Expr("resources_count - ?", 1)).Error; err != nil {
+			return err
+		}
+
+		return nil
+	})
+}
+
+func GetCollectionByID(id uint) (*model.Collection, error) {
+	collection := &model.Collection{}
+	if err := db.Preload("Images").Preload("User").Where("id = ?", id).First(collection).Error; err != nil {
+		return nil, err
+	}
+	return collection, nil
+}
+
+func ListUserCollections(uid uint, page int, pageSize int, showPrivate bool) ([]*model.Collection, int64, error) {
+	var collections []*model.Collection
+	var total int64
+
+	query := db.Model(&model.Collection{}).Where("user_id = ?", uid)
+	if !showPrivate {
+		query = query.Where("public = ?", true)
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	if err := query.
+		Preload("Images").
+		Offset((page - 1) * pageSize).
+		Limit(pageSize).
+		Find(&collections).Error; err != nil {
+		return nil, 0, err
+	}
+
+	totalPages := (total + int64(pageSize) - 1) / int64(pageSize)
+
+	return collections, totalPages, nil
+}
+
+func ListCollectionResources(collectionID uint, page int, pageSize int) ([]*model.Resource, int64, error) {
+	var resources []*model.Resource
+	var total int64
+
+	if err := db.
+		Model(&model.Resource{}).
+		Joins("JOIN collection_resources ON collection_resources.resource_id = resources.id").
+		Where("collection_resources.collection_id = ?", collectionID).
+		Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	if err := db.
+		Model(&model.Resource{}).
+		Preload("User").
+		Preload("Images").
+		Preload("Tags").
+		Joins("JOIN collection_resources ON collection_resources.resource_id = resources.id").
+		Where("collection_resources.collection_id = ?", collectionID).
+		Order("collection_resources.created_at DESC").
+		Offset((page - 1) * pageSize).
+		Limit(pageSize).
+		Find(&resources).Error; err != nil {
+		return nil, 0, err
+	}
+
+	totalPages := (total + int64(pageSize) - 1) / int64(pageSize)
+
+	return resources, totalPages, nil
+}
+
+// SearchUserCollections searches for collections by user ID and keyword limited to 10 results.
+// excludedRID: if >0, only return collections not containing this resource.
+func SearchUserCollections(uid uint, keyword string, excludedRID uint, showPrivate bool) ([]*model.Collection, error) {
+	var collections []*model.Collection
+
+	query := db.Model(&model.Collection{}).
+		Where("user_id = ?", uid)
+
+	if !showPrivate {
+		query = query.Where("public = ?", true)
+	}
+
+	if keyword != "" {
+		query = query.Where("title LIKE ?", "%"+keyword+"%")
+	}
+
+	if excludedRID > 0 {
+		// Use LEFT JOIN with IS NULL for better performance
+		query = query.
+			Joins("LEFT JOIN collection_resources cr ON collections.id = cr.collection_id AND cr.resource_id = ?", excludedRID).
+			Where("cr.collection_id IS NULL")
+	}
+
+	if err := query.
+		Preload("Images").
+		Limit(10).
+		Find(&collections).Error; err != nil {
+		return nil, err
+	}
+
+	return collections, nil
+}
--- a/server/dao/db.go
+++ b/server/dao/db.go
@@ -1,16 +1,21 @@
 package dao

 import (
-	"gorm.io/driver/mysql"
-	"gorm.io/driver/sqlite"
-	"gorm.io/gorm"
 	"nysoure/server/model"
 	"os"
 	"time"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
 )

 var db *gorm.DB

+var (
+	ready = false
+)
+
 func init() {
 	if os.Getenv("DB_PORT") != "" {
 		host := os.Getenv("DB_HOST")
@@ -21,10 +26,18 @@ func init() {
 		dsn := user + ":" + password + "@tcp(" + host + ":" + port + ")/" + dbName + "?charset=utf8mb4&parseTime=True&loc=Local"
 		var err error
 		// wait for mysql to be ready
-		time.Sleep(5 * time.Second)
-		db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
-		if err != nil {
-			panic("failed to connect database")
+		retrys := 5
+		for {
+			db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
+			if err == nil {
+				ready = true
+				break
+			}
+			retrys--
+			if retrys < 0 {
+				panic("failed to connect database: " + err.Error())
+			}
+			time.Sleep(1 * time.Second)
 		}
 	} else {
 		var err error
@@ -45,9 +58,23 @@ func init() {
 		&model.Statistic{},
 		&model.Comment{},
 		&model.Activity{},
+		&model.Collection{},
+		&model.CollectionResource{},
 	)
 }

 func GetDB() *gorm.DB {
 	return db
 }
+
+func IsReady() bool {
+	return ready
+}
+
+func Close() error {
+	sqlDB, err := db.DB()
+	if err != nil {
+		return err
+	}
+	return sqlDB.Close()
+}
--- a/server/dao/file.go
+++ b/server/dao/file.go
@@ -73,7 +73,7 @@ func GetUploadingFilesOlderThan(time time.Time) ([]model.UploadingFile, error) {
 	return files, nil
 }

-func CreateFile(filename string, description string, resourceID uint, storageID *uint, storageKey string, redirectUrl string, size int64, userID uint) (*model.File, error) {
+func CreateFile(filename string, description string, resourceID uint, storageID *uint, storageKey string, redirectUrl string, size int64, userID uint, hash string) (*model.File, error) {
 	if storageID == nil && redirectUrl == "" {
 		return nil, errors.New("storageID and redirectUrl cannot be both empty")
 	}
@@ -88,6 +88,7 @@ func CreateFile(filename string, description string, resourceID uint, storageID
 		StorageKey:  storageKey,
 		Size:        size,
 		UserID:      userID,
+		Hash:        hash,
 	}

 	err := db.Transaction(func(tx *gorm.DB) error {
@@ -99,6 +100,11 @@ func CreateFile(filename string, description string, resourceID uint, storageID
 		if err != nil {
 			return err
 		}
+		err = tx.Model(&model.Resource{}).Where("id = ?", resourceID).
+			UpdateColumn("modified_time", time.Now()).Error
+		if err != nil {
+			return err
+		}
 		return nil
 	})

@@ -200,13 +206,14 @@ func SetFileStorageKey(id string, storageKey string) error {
 	return nil
 }

-func SetFileStorageKeyAndSize(id string, storageKey string, size int64) error {
+func SetFileStorageKeyAndSize(id string, storageKey string, size int64, hash string) error {
 	f := &model.File{}
 	if err := db.Where("uuid = ?", id).First(f).Error; err != nil {
 		return err
 	}
 	f.StorageKey = storageKey
 	f.Size = size
+	f.Hash = hash
 	if err := db.Save(f).Error; err != nil {
 		if errors.Is(err, gorm.ErrRecordNotFound) {
 			return model.NewNotFoundError("file not found")
--- a/server/dao/image.go
+++ b/server/dao/image.go
@@ -2,9 +2,10 @@ package dao

 import (
 	"errors"
-	"gorm.io/gorm"
 	"nysoure/server/model"
 	"time"
+
+	"gorm.io/gorm"
 )

 func CreateImage(name string, width, height int) (model.Image, error) {
@@ -45,6 +46,7 @@ func GetUnusedImages() ([]model.Image, error) {
 	if err := db.
 		Where("NOT EXISTS (SELECT 1 FROM resource_images WHERE image_id = images.id)").
 		Where("NOT EXISTS (SELECT 1 FROM comment_images WHERE image_id = images.id)").
+		Where("NOT EXISTS (SELECT 1 FROM collection_images WHERE image_id = images.id)").
 		Where("created_at < ?", oneDayAgo).
 		Find(&images).Error; err != nil {
 		if errors.Is(err, gorm.ErrRecordNotFound) {
--- a/server/dao/resource.go
+++ b/server/dao/resource.go
@@ -4,7 +4,6 @@ import (
 	"errors"
 	"math/rand"
 	"nysoure/server/model"
-	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -16,6 +15,7 @@ import (

 func CreateResource(r model.Resource) (model.Resource, error) {
 	err := db.Transaction(func(tx *gorm.DB) error {
+		r.ModifiedTime = time.Now()
 		err := tx.Create(&r).Error
 		if err != nil {
 			return err
@@ -36,7 +36,9 @@ func GetResourceByID(id uint) (model.Resource, error) {
 	var r model.Resource
 	if err := db.Preload("User").
 		Preload("Images").
-		Preload("Tags").
+		Preload("Tags", func(db *gorm.DB) *gorm.DB {
+			return db.Select("id", "name", "type", "alias_of")
+		}).
 		Preload("Files").
 		Preload("Files.User").
 		First(&r, id).Error; err != nil {
@@ -70,9 +72,9 @@ func GetResourceList(page, pageSize int, sort model.RSort) ([]model.Resource, in
 	order := ""
 	switch sort {
 	case model.RSortTimeAsc:
-		order = "created_at ASC"
+		order = "modified_time ASC"
 	case model.RSortTimeDesc:
-		order = "created_at DESC"
+		order = "modified_time DESC"
 	case model.RSortViewsAsc:
 		order = "views ASC"
 	case model.RSortViewsDesc:
@@ -82,7 +84,7 @@ func GetResourceList(page, pageSize int, sort model.RSort) ([]model.Resource, in
 	case model.RSortDownloadsDesc:
 		order = "downloads DESC"
 	default:
-		order = "created_at DESC" // Default sort order
+		order = "modified_time DESC" // Default sort order
 	}

 	if err := db.Offset((page - 1) * pageSize).Limit(pageSize).Preload("User").Preload("Images").Preload("Tags").Order(order).Find(&resources).Error; err != nil {
@@ -101,6 +103,7 @@ func UpdateResource(r model.Resource) error {
 	r.Images = nil
 	r.Tags = nil
 	r.Files = nil
+	r.ModifiedTime = time.Now()
 	if err := db.Save(&r).Error; err != nil {
 		return err
 	}
@@ -141,180 +144,6 @@ func DeleteResource(id uint) error {
 	})
 }

-func splitQuery(query string) []string {
-	var keywords []string
-
-	query = strings.TrimSpace(query)
-	if query == "" {
-		return keywords
-	}
-
-	l, r := 0, 0
-	inQuote := false
-	quoteChar := byte(0)
-
-	for r < len(query) {
-		if (query[r] == '"' || query[r] == '\'') && (r == 0 || query[r-1] != '\\') {
-			if !inQuote {
-				inQuote = true
-				quoteChar = query[r]
-				l = r + 1
-			} else if query[r] == quoteChar {
-				if r > l {
-					keywords = append(keywords, strings.TrimSpace(query[l:r]))
-				}
-				inQuote = false
-				r++
-				l = r
-				continue
-			}
-		} else if !inQuote && query[r] == ' ' {
-			if r > l {
-				keywords = append(keywords, strings.TrimSpace(query[l:r]))
-			}
-			for r < len(query) && query[r] == ' ' {
-				r++
-			}
-			l = r
-			continue
-		}
-
-		r++
-	}
-
-	if l < len(query) {
-		keywords = append(keywords, strings.TrimSpace(query[l:r]))
-	}
-
-	return keywords
-}
-
-func Search(query string, page, pageSize int) ([]model.Resource, int, error) {
-	query = strings.TrimSpace(query)
-
-	keywords := splitQuery(query)
-	if len(keywords) == 0 {
-		return nil, 0, nil
-	}
-	resource, err := searchWithKeyword(keywords[0])
-	if err != nil {
-		return nil, 0, err
-	}
-	if len(keywords) > 1 {
-		for _, keyword := range keywords[1:] {
-			r := make([]model.Resource, 0, len(resource))
-			for _, res := range resource {
-				if strings.Contains(res.Title, keyword) {
-					r = append(r, res)
-					continue
-				}
-				ok := false
-				for _, at := range res.AlternativeTitles {
-					if strings.Contains(at, keyword) {
-						r = append(r, res)
-						ok = true
-						break
-					}
-				}
-				if ok {
-					continue
-				}
-				for _, tag := range res.Tags {
-					if tag.Name == keyword {
-						r = append(r, res)
-						ok = true
-						break
-					}
-				}
-			}
-			resource = r
-		}
-	}
-
-	startIndex := (page - 1) * pageSize
-	endIndex := startIndex + pageSize
-	if startIndex > len(resource) {
-		return nil, 0, nil
-	}
-	if endIndex > len(resource) {
-		endIndex = len(resource)
-	}
-	totalPages := (len(resource) + pageSize - 1) / pageSize
-
-	result := make([]model.Resource, 0, endIndex-startIndex)
-	for i := startIndex; i < endIndex; i++ {
-		var r model.Resource
-		if err := db.Model(&r).Preload("User").Preload("Images").Preload("Tags").Where("id=?", resource[i].ID).First(&r).Error; err != nil {
-			return nil, 0, err
-		}
-		result = append(result, r)
-	}
-
-	return result, totalPages, nil
-}
-
-func searchWithKeyword(keyword string) ([]model.Resource, error) {
-	if len(keyword) == 0 {
-		return nil, nil
-	} else if len([]rune(keyword)) > 100 {
-		return nil, model.NewRequestError("Keyword is too long")
-	}
-
-	var resources []model.Resource
-
-	if len([]rune(keyword)) < 20 {
-		var tag model.Tag
-		var err error
-		if tag, err = GetTagByName(keyword); err != nil {
-			if !model.IsNotFoundError(err) {
-				return nil, err
-			}
-		} else {
-			if tag.AliasOf != nil {
-				tag, err = GetTagByID(*tag.AliasOf)
-				if err != nil {
-					return nil, err
-				}
-			}
-			var tagIds []uint
-			tagIds = append(tagIds, tag.ID)
-			for _, alias := range tag.Aliases {
-				tagIds = append(tagIds, alias.ID)
-			}
-			subQuery := db.Table("resource_tags").
-				Select("resource_id").
-				Where("tag_id IN ?", tagIds).
-				Group("resource_id")
-			if err := db.Where("id IN (?)", subQuery).Select("id", "title", "alternative_titles").Preload("Tags").Find(&resources).Error; err != nil {
-				return nil, err
-			}
-		}
-	}
-
-	var titleResult []model.Resource
-	if err := db.Where("title LIKE ?", "%"+keyword+"%").Or("alternative_titles LIKE ?", "%"+keyword+"%").Select("id", "title", "alternative_titles").Preload("Tags").Find(&titleResult).Error; err != nil {
-		return nil, err
-	}
-
-	if len(titleResult) > 0 {
-		if len(resources) == 0 {
-			resources = titleResult
-		} else {
-			resourceMap := make(map[uint]model.Resource)
-			for _, res := range resources {
-				resourceMap[res.ID] = res
-			}
-			for _, res := range titleResult {
-				if _, exists := resourceMap[res.ID]; !exists {
-					resources = append(resources, res)
-				}
-			}
-		}
-	}
-
-	return resources, nil
-}
-
 func GetResourceByTag(tagID uint, page int, pageSize int) ([]model.Resource, int, error) {
 	tag, err := GetTagByID(tagID)
 	if err != nil {
@@ -563,3 +392,72 @@ func RandomResource() (model.Resource, error) {
 		return resource, nil // Return the found resource
 	}
 }
+
+func GetResourcesIdWithTag(tagID uint) ([]uint, error) {
+	tag, err := GetTagByID(tagID)
+	if err != nil {
+		return nil, err
+	}
+	if tag.AliasOf != nil {
+		tag, err = GetTagByID(*tag.AliasOf)
+		if err != nil {
+			return nil, err
+		}
+	}
+	var tagIds []uint
+	tagIds = append(tagIds, tag.ID)
+	for _, alias := range tag.Aliases {
+		tagIds = append(tagIds, alias.ID)
+	}
+	var result []model.Resource
+	subQuery := db.Table("resource_tags").
+		Select("resource_id").
+		Where("tag_id IN ?", tagIds).
+		Group("resource_id")
+	if err := db.Model(&model.Resource{}).
+		Where("id IN (?)", subQuery).
+		Order("created_at DESC").
+		Limit(10000).
+		Select("id", "created_at").
+		Find(&result).
+		Error; err != nil {
+		return nil, err
+	}
+
+	ids := make([]uint, len(result))
+	for i, r := range result {
+		ids[i] = r.ID
+	}
+	return ids, nil
+}
+
+func BatchGetResources(ids []uint) ([]model.Resource, error) {
+	var resources []model.Resource
+
+	for _, id := range ids {
+		var r model.Resource
+		if err := db.
+			Preload("User").
+			Preload("Images").
+			Preload("Tags").
+			First(&r, id).Error; err != nil {
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				continue
+			}
+			return nil, err
+		}
+		for i, tag := range r.Tags {
+			if tag.AliasOf != nil {
+				t, err := GetTagByID(*tag.AliasOf)
+				if err != nil {
+					return nil, err
+				} else {
+					r.Tags[i].Type = t.Type
+				}
+			}
+		}
+		resources = append(resources, r)
+	}
+
+	return resources, nil
+}
--- a/server/dao/tag.go
+++ b/server/dao/tag.go
@@ -2,10 +2,11 @@ package dao

 import (
 	"errors"
-	"github.com/gofiber/fiber/v3/log"
 	"nysoure/server/model"
 	"strings"

+	"github.com/gofiber/fiber/v3/log"
+
 	"gorm.io/gorm"
 )

@@ -18,7 +19,7 @@ func CreateTag(tag string) (model.Tag, error) {
 	if err := db.Create(&t).Error; err != nil {
 		return model.Tag{}, err
 	}
-	return t, nil
+	return GetTagByID(t.ID)
 }

 func CreateTagWithType(tag string, tagType string) (model.Tag, error) {
@@ -81,13 +82,34 @@ func GetTagByName(name string) (model.Tag, error) {
 }

 func SetTagInfo(id uint, description string, aliasOf *uint, tagType string) error {
+	// Get the tag information
 	old, err := GetTagByID(id)
 	if err != nil {
 		return err
 	}
-	if aliasOf != nil && len(old.Aliases) > 0 {
-		return model.NewRequestError("Tag already has aliases, cannot set alias_of")
+
+	// If the alias tag is an alias itself, we need to find its root tag
+	if aliasOf != nil {
+		tag, err := GetTagByID(*aliasOf)
+		if err != nil {
+			return err
+		}
+		if tag.AliasOf != nil {
+			aliasOf = tag.AliasOf
+		}
 	}
+
+	// If the tag has aliases, we need to update their alias_of field
+	if aliasOf != nil && len(old.Aliases) > 0 {
+		for _, alias := range old.Aliases {
+			err := db.Model(&alias).Update("alias_of", *aliasOf).Error
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	// Update the tag information
 	t := model.Tag{Model: gorm.Model{
 		ID: id,
 	}, Description: description, Type: tagType, AliasOf: aliasOf}
@@ -112,24 +134,51 @@ func ListTags() ([]model.Tag, error) {

 // SetTagAlias sets a tag with the given ID having the given alias.
 func SetTagAlias(tagID uint, alias string) error {
-	// Set a tag as an alias of another tag
-	var t model.Tag
-	if err := db.Where("name = ?", alias).First(&t).Error; err != nil {
-		if errors.Is(err, gorm.ErrRecordNotFound) {
-			// create
-			newTag, err := CreateTag(alias)
-			if err != nil {
-				return err
-			}
-			t = newTag
-		} else {
+	exists, err := ExistsTagByID(tagID)
+	if err != nil {
+		return err
+	}
+	if !exists {
+		return model.NewNotFoundError("Tag not found")
+	}
+
+	exists, err = ExistsTag(alias)
+	if err != nil {
+		return err
+	}
+	if !exists {
+		// Create the alias tag if it does not exist
+		_, err := CreateTag(alias)
+		if err != nil {
 			return err
 		}
 	}
-	if t.ID == tagID {
-		return model.NewRequestError("Tag cannot be an alias of itself")
+	// Get the alias tag
+	tag, err := GetTagByName(alias)
+	if err != nil {
+		return err
 	}
-	return db.Model(&t).Update("alias_of", tagID).Error
+	// If the alias tag is an alias itself, we need to find its root tag
+	if tag.AliasOf != nil {
+		tag, err = GetTagByID(*tag.AliasOf)
+		if err != nil {
+			return err
+		}
+	}
+	// If the tag has aliases, we need to update their alias_of field
+	for _, alias := range tag.Aliases {
+		err := db.Model(&alias).Update("alias_of", tagID).Error
+		if err != nil {
+			return err
+		}
+	}
+	tag.Aliases = nil
+	// A tag cannot be an alias of itself
+	if tag.ID == tagID {
+		return model.NewRequestError("A tag cannot be an alias of itself")
+	}
+	// Set the alias_of field of the tag
+	return db.Model(&tag).Update("alias_of", tagID).Error
 }

 // RemoveTagAliasOf sets a tag is an independent tag, removing its alias relationship.
@@ -171,3 +220,19 @@ func ClearUnusedTags() error {
 	}
 	return nil
 }
+
+func ExistsTag(name string) (bool, error) {
+	var count int64
+	if err := db.Model(&model.Tag{}).Where("name = ?", name).Count(&count).Error; err != nil {
+		return false, err
+	}
+	return count > 0, nil
+}
+
+func ExistsTagByID(id uint) (bool, error) {
+	var count int64
+	if err := db.Model(&model.Tag{}).Where("id = ?", id).Count(&count).Error; err != nil {
+		return false, err
+	}
+	return count > 0, nil
+}
--- a/server/dao/tag_test.go
+++ b/server/dao/tag_test.go
@@ -0,0 +1,109 @@
+package dao
+
+import (
+	"os"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTag(t *testing.T) {
+	// Create tags
+	tag1, err := CreateTag("test1")
+	assert.Nil(t, err)
+	tag2, err := CreateTag("test2")
+	assert.Nil(t, err)
+	tag3, err := CreateTagWithType("test3", "type1")
+	assert.Nil(t, err)
+
+	// Get tag by ID
+	fetchedTag, err := GetTagByID(tag1.ID)
+	assert.Nil(t, err)
+	assert.Equal(t, tag1.Name, fetchedTag.Name)
+
+	// Get tag by Name
+	fetchedTag, err = GetTagByName(tag2.Name)
+	assert.Nil(t, err)
+	assert.Equal(t, tag2.ID, fetchedTag.ID)
+
+	// Search tags
+	tags, err := SearchTag("test", true)
+	assert.Nil(t, err)
+	assert.GreaterOrEqual(t, len(tags), 3)
+
+	// Update tag
+	err = SetTagInfo(tag1.ID, "updated description", nil, "updated type")
+	assert.Nil(t, err)
+	updatedTag, err := GetTagByID(tag1.ID)
+	assert.Nil(t, err)
+	assert.Equal(t, "updated description", updatedTag.Description)
+	assert.Equal(t, "updated type", updatedTag.Type)
+
+	// Set tag alias
+	err = SetTagAlias(tag1.ID, tag2.Name)
+	assert.Nil(t, err)
+	err = SetTagAlias(tag1.ID, tag3.Name)
+	assert.Nil(t, err)
+	err = SetTagAlias(tag1.ID, "test4")
+	assert.Nil(t, err)
+	tag4, err := GetTagByName("test4")
+	assert.Nil(t, err)
+	tag1, err = GetTagByID(tag1.ID)
+	assert.Nil(t, err)
+	aliasesIDs := []uint{}
+	for _, alias := range tag1.Aliases {
+		aliasesIDs = append(aliasesIDs, alias.ID)
+	}
+	assert.Equal(t, []uint{tag2.ID, tag3.ID, tag4.ID}, aliasesIDs)
+
+	// let a tag which has alias point to another tag
+	tag5, err := CreateTag("test5")
+	assert.Nil(t, err)
+	err = SetTagAlias(tag5.ID, tag1.Name)
+	assert.Nil(t, err)
+	tag1, err = GetTagByID(tag1.ID)
+	assert.Nil(t, err)
+	tag2, err = GetTagByID(tag2.ID)
+	assert.Nil(t, err)
+	tag3, err = GetTagByID(tag3.ID)
+	assert.Nil(t, err)
+	tag4, err = GetTagByID(tag4.ID)
+	assert.Nil(t, err)
+	tag5, err = GetTagByID(tag5.ID)
+	assert.Nil(t, err)
+	assert.Empty(t, tag1.Aliases)
+	assert.Equal(t, &tag5.ID, tag1.AliasOf)
+	assert.Equal(t, &tag5.ID, tag2.AliasOf)
+	assert.Equal(t, &tag5.ID, tag3.AliasOf)
+	assert.Equal(t, &tag5.ID, tag4.AliasOf)
+	assert.Nil(t, tag5.AliasOf)
+
+	// Same operation as above, but using `SetTagInfo`
+	tag6, err := CreateTag("test6")
+	assert.Nil(t, err)
+	err = SetTagInfo(tag5.ID, "", &tag6.ID, "")
+	assert.Nil(t, err)
+	tag1, err = GetTagByID(tag1.ID)
+	assert.Nil(t, err)
+	tag2, err = GetTagByID(tag2.ID)
+	assert.Nil(t, err)
+	tag3, err = GetTagByID(tag3.ID)
+	assert.Nil(t, err)
+	tag4, err = GetTagByID(tag4.ID)
+	assert.Nil(t, err)
+	tag5, err = GetTagByID(tag5.ID)
+	assert.Nil(t, err)
+	tag6, err = GetTagByID(tag6.ID)
+	assert.Nil(t, err)
+	assert.Equal(t, &tag6.ID, tag1.AliasOf)
+	assert.Equal(t, &tag6.ID, tag2.AliasOf)
+	assert.Equal(t, &tag6.ID, tag3.AliasOf)
+	assert.Equal(t, &tag6.ID, tag4.AliasOf)
+	assert.Equal(t, &tag6.ID, tag5.AliasOf)
+	assert.Empty(t, tag5.Aliases)
+	assert.Nil(t, tag6.AliasOf)
+
+	// cleanup
+	_ = Close()
+	_ = os.Remove("test.db")
+}
--- a/server/middleware/error_handler.go
+++ b/server/middleware/error_handler.go
@@ -5,6 +5,7 @@ import (
 	"nysoure/server/model"

 	"github.com/gofiber/fiber/v3/log"
+	"gorm.io/gorm"

 	"github.com/gofiber/fiber/v3"
 )
@@ -55,6 +56,12 @@ func ErrorHandler(c fiber.Ctx) error {
 				Data:    nil,
 				Message: fiberErr.Message,
 			})
+		} else if errors.Is(err, gorm.ErrRecordNotFound) {
+			return c.Status(fiber.StatusNotFound).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: "Not found",
+			})
 		} else {
 			var fiberErr *fiber.Error
 			if errors.As(err, &fiberErr) {
@@ -66,6 +73,7 @@ func ErrorHandler(c fiber.Ctx) error {
 					})
 				}
 			}
+			log.Error("Internal Server Error: ", err)
 			return c.Status(fiber.StatusInternalServerError).JSON(model.Response[any]{
 				Success: false,
 				Data:    nil,
--- a/server/middleware/frontend_middleware.go
+++ b/server/middleware/frontend_middleware.go
@@ -79,7 +79,7 @@ func serveIndexHtml(c fiber.Ctx) error {
 		idStr := strings.TrimPrefix(path, "/resources/")
 		id, err := strconv.Atoi(idStr)
 		if err == nil {
-			r, err := service.GetResource(uint(id), c.Hostname())
+			r, err := service.GetResource(uint(id), c.Hostname(), c)
 			if err == nil {
 				if len(r.Images) > 0 {
 					preview = fmt.Sprintf("%s/api/image/%d", serverBaseURL, r.Images[0].ID)
@@ -133,6 +133,38 @@ func serveIndexHtml(c fiber.Ctx) error {
 				preFetchData = url.PathEscape(string(preFetchDataJson))
 			}
 		}
+	} else if strings.HasPrefix(path, "/collection/") {
+		collectionIDStr := strings.TrimPrefix(path, "/collection/")
+		collectionID, err := strconv.Atoi(collectionIDStr)
+		if err == nil {
+			coll, err := service.GetCollectionByID(uint(collectionID), 0)
+			if err == nil {
+				title = coll.Title
+				description = utils.ArticleToDescription(coll.Article, 256)
+				if len(coll.Images) > 0 {
+					preview = fmt.Sprintf("%s/api/image/%d", serverBaseURL, coll.Images[0].ID)
+				} else {
+					preview = fmt.Sprintf("%s/api/avatar/%d", serverBaseURL, coll.User.ID)
+				}
+				if len(coll.Images) > 0 {
+					preview = fmt.Sprintf("%s/api/image/%d", serverBaseURL, coll.Images[0].ID)
+				}
+				preFetchDataJson, _ := json.Marshal(map[string]interface{}{
+					"collection": coll,
+				})
+				preFetchData = url.PathEscape(string(preFetchDataJson))
+			}
+		}
+	} else if path == "/" || path == "" {
+		pinned, err := service.GetPinnedResources()
+		random, err1 := service.RandomCover()
+		if err == nil && err1 == nil {
+			preFetchDataJson, _ := json.Marshal(map[string]interface{}{
+				"pinned":     pinned,
+				"background": random,
+			})
+			preFetchData = url.PathEscape(string(preFetchDataJson))
+		}
 	}

 	content = strings.ReplaceAll(content, "{{SiteName}}", siteName)
--- a/server/middleware/real_user_middleware.go
+++ b/server/middleware/real_user_middleware.go
@@ -0,0 +1,17 @@
+package middleware
+
+import (
+	"strings"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+func RealUserMiddleware(c fiber.Ctx) error {
+	userAgent := c.Get("User-Agent")
+	if strings.Contains(userAgent, "Mozilla") || strings.Contains(userAgent, "AppleWebKit") {
+		c.Locals("real_user", true)
+	} else {
+		c.Locals("real_user", false)
+	}
+	return c.Next()
+}
--- a/server/model/collection.go
+++ b/server/model/collection.go
@@ -0,0 +1,36 @@
+package model
+
+import "gorm.io/gorm"
+
+type Collection struct {
+	gorm.Model
+	Title          string  `gorm:"not null"`
+	Article        string  `gorm:"not null"`
+	UserID         uint    `gorm:"not null"`
+	User           User    `gorm:"foreignKey:UserID;references:ID"`
+	ResourcesCount int     `gorm:"default:0"`
+	Images         []Image `gorm:"many2many:collection_images;"`
+	Public         bool    `gorm:"default:false"` // 新增公开/私有字段
+}
+
+type CollectionView struct {
+	ID             uint     `json:"id"`
+	Title          string   `json:"title"`
+	Article        string   `json:"article"`
+	User           UserView `json:"user"`
+	ResourcesCount int      `json:"resources_count"`
+	Images         []Image  `json:"images"`
+	IsPublic       bool     `json:"isPublic"` // 新增公开/私有字段
+}
+
+func (c Collection) ToView() *CollectionView {
+	return &CollectionView{
+		ID:             c.ID,
+		Title:          c.Title,
+		Article:        c.Article,
+		User:           c.User.ToView(),
+		ResourcesCount: c.ResourcesCount,
+		Images:         c.Images,
+		IsPublic:       c.Public, // 新增
+	}
+}
--- a/server/model/collection_resource.go
+++ b/server/model/collection_resource.go
@@ -0,0 +1,9 @@
+package model
+
+import "time"
+
+type CollectionResource struct {
+	CollectionID uint `gorm:"primaryKey"`
+	ResourceID   uint `gorm:"primaryKey"`
+	CreatedAt    time.Time
+}
--- a/server/model/file.go
+++ b/server/model/file.go
@@ -18,6 +18,7 @@ type File struct {
 	UserID      uint
 	User        User `gorm:"foreignKey:UserID"`
 	Size        int64
+	Hash        string `gorm:"default:null"`
 }

 type FileView struct {
@@ -28,6 +29,7 @@ type FileView struct {
 	IsRedirect  bool          `json:"is_redirect"`
 	User        UserView      `json:"user"`
 	Resource    *ResourceView `json:"resource,omitempty"`
+	Hash        string        `json:"hash,omitempty"`
 }

 func (f *File) ToView() *FileView {
@@ -38,6 +40,7 @@ func (f *File) ToView() *FileView {
 		Size:        f.Size,
 		IsRedirect:  f.RedirectUrl != "",
 		User:        f.User.ToView(),
+		Hash:        f.Hash,
 	}
 }

@@ -56,5 +59,6 @@ func (f *File) ToViewWithResource() *FileView {
 		IsRedirect:  f.RedirectUrl != "",
 		User:        f.User.ToView(),
 		Resource:    resource,
+		Hash:        f.Hash,
 	}
 }
--- a/server/model/resource.go
+++ b/server/model/resource.go
@@ -20,6 +20,7 @@ type Resource struct {
 	Views             uint
 	Downloads         uint
 	Comments          uint
+	ModifiedTime      time.Time
 }

 type Link struct {
--- a/server/search/resource.go
+++ b/server/search/resource.go
@@ -0,0 +1,114 @@
+package search
+
+import (
+	"errors"
+	"fmt"
+	"nysoure/server/dao"
+	"nysoure/server/model"
+	"nysoure/server/utils"
+	"strconv"
+	"time"
+
+	"github.com/blevesearch/bleve"
+)
+
+type ResourceParams struct {
+	Id        uint
+	Title     string
+	Subtitles []string
+	Time      time.Time
+}
+
+var index bleve.Index
+
+func AddResourceToIndex(r model.Resource) error {
+	return index.Index(fmt.Sprintf("%d", r.ID), ResourceParams{
+		Id:        r.ID,
+		Title:     r.Title,
+		Subtitles: r.AlternativeTitles,
+		Time:      r.CreatedAt,
+	})
+}
+
+func RemoveResourceFromIndex(id uint) error {
+	return index.Delete(fmt.Sprintf("%d", id))
+}
+
+func createIndex() error {
+	for !dao.IsReady() {
+		time.Sleep(1 * time.Second)
+	}
+	page := 1
+	total := 1
+	for page <= total {
+		res, totalPages, err := dao.GetResourceList(page, 100, model.RSortTimeAsc)
+		if err != nil {
+			return err
+		}
+		for _, r := range res {
+			err := AddResourceToIndex(r)
+			if err != nil {
+				return err
+			}
+		}
+		page++
+		total = totalPages
+	}
+	return nil
+}
+
+func init() {
+	indexPath := utils.GetStoragePath() + "/resource_index.bleve"
+
+	var err error
+	index, err = bleve.Open(indexPath)
+	if errors.Is(err, bleve.ErrorIndexPathDoesNotExist) {
+		mapping := bleve.NewIndexMapping()
+		index, err = bleve.New(indexPath, mapping)
+		if err != nil {
+			panic("Failed to create search index: " + err.Error())
+		}
+		go func() {
+			err := createIndex()
+			if err != nil {
+				panic("Failed to create search index: " + err.Error())
+			}
+		}()
+	} else if err != nil {
+		panic("Failed to open search index: " + err.Error())
+	}
+}
+
+func SearchResource(keyword string) ([]uint, error) {
+	query := bleve.NewMatchQuery(keyword)
+	searchRequest := bleve.NewSearchRequest(query)
+	searchResults, err := index.Search(searchRequest)
+	if err != nil {
+		return nil, err
+	}
+
+	results := make([]uint, 0)
+	for _, hit := range searchResults.Hits {
+		if hit.Score < 0.2 {
+			break
+		}
+		id, err := strconv.ParseUint(hit.ID, 10, 32)
+		if err != nil {
+			continue
+		}
+		results = append(results, uint(id))
+	}
+
+	return results, nil
+}
+
+func IsStopWord(word string) bool {
+	mapping := bleve.NewIndexMapping()
+	analyzerName := mapping.DefaultAnalyzer
+	analyzer := mapping.AnalyzerNamed(analyzerName)
+	if analyzer == nil {
+		return false
+	}
+	tokens := analyzer.Analyze([]byte(word))
+	return len(tokens) == 0
+}
--- a/server/search/search_test.go
+++ b/server/search/search_test.go
@@ -0,0 +1,185 @@
+package search
+
+import (
+	"nysoure/server/dao"
+	"nysoure/server/model"
+	"os"
+	"testing"
+
+	"github.com/blevesearch/bleve"
+	"gorm.io/gorm"
+)
+
+func Init() {
+	err := index.Close()
+	if err != nil {
+		panic(err)
+	}
+	_ = os.RemoveAll("search_test.bleve")
+	mapper := bleve.NewIndexMapping()
+	index, err = bleve.New("search_test.bleve", mapper)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func TearDown() {
+	err := index.Close()
+	if err != nil {
+		panic(err)
+	}
+	dao.Close()
+	os.RemoveAll("search_test.bleve")
+	os.Remove("test.db")
+}
+
+func TestSearchResource(t *testing.T) {
+	Init()
+	defer TearDown()
+
+	resources := []model.Resource{
+		// normal cases
+		{Model: gorm.Model{ID: 1}, Title: "The Great Adventure", AlternativeTitles: []string{"Adventure Time", "The Big Adventure"}},
+		{Model: gorm.Model{ID: 2}, Title: "Mystery of the Lost City", AlternativeTitles: []string{"Lost City Chronicles"}},
+		{Model: gorm.Model{ID: 3}, Title: "Romance in Paris", AlternativeTitles: []string{"Love in Paris", "Parisian Romance"}},
+		{Model: gorm.Model{ID: 4}, Title: "Sci-Fi Extravaganza", AlternativeTitles: []string{"Future World", "Sci-Fi Saga"}},
+		{Model: gorm.Model{ID: 5}, Title: "Comedy Nights", AlternativeTitles: []string{"Laugh Out Loud", "Comedy Central"}},
+		// With special characters
+		{Model: gorm.Model{ID: 6}, Title: "Action & Adventure", AlternativeTitles: []string{"Action-Packed", "Adventure Time!"}},
+		{Model: gorm.Model{ID: 7}, Title: "Horror: The Awakening", AlternativeTitles: []string{"Scary Movie", "Horror Nights"}},
+		{Model: gorm.Model{ID: 8}, Title: "Drama @ Home", AlternativeTitles: []string{"Home Stories", "Dramatic Tales"}},
+		{Model: gorm.Model{ID: 9}, Title: "Fantasy #1", AlternativeTitles: []string{"Fantasy World", "Magical Tales"}},
+		{Model: gorm.Model{ID: 10}, Title: "Thriller ~Uncut~"},
+		{Model: gorm.Model{ID: 11}, Title: "Epic ~ Saga ~"},
+		{Model: gorm.Model{ID: 12}, Title: "Journey - Dawn -", AlternativeTitles: []string{"Dawn Adventures", "Journey Chronicles"}},
+		{Model: gorm.Model{ID: 13}, Title: "Legends -Rise-", AlternativeTitles: []string{"Rise of Legends", "Legendary Tales"}},
+		{Model: gorm.Model{ID: 14}, Title: "Chronicles: Time", AlternativeTitles: []string{"Time Chronicles", "Chronicles of Ages"}},
+	}
+
+	// Add resources to index
+	for _, r := range resources {
+		err := AddResourceToIndex(r)
+		if err != nil {
+			t.Fatalf("Failed to add resource ID %d to index: %v", r.ID, err)
+		}
+	}
+
+	tests := []struct {
+		query        string
+		expectedIDs  []uint
+		unexpectedID uint
+	}{
+		// Basic searches
+		{query: "Adventure", expectedIDs: []uint{1, 6}},
+		{query: "Mystery", expectedIDs: []uint{2}},
+		{query: "Romance", expectedIDs: []uint{3}},
+		{query: "Sci-Fi", expectedIDs: []uint{4}},
+		{query: "Comedy", expectedIDs: []uint{5}},
+		// Exact matches
+		{query: "The Great Adventure", expectedIDs: []uint{1}},
+		{query: "Mystery of the Lost City", expectedIDs: []uint{2}},
+		{query: "Romance in Paris", expectedIDs: []uint{3}},
+		{query: "Sci-Fi Extravaganza", expectedIDs: []uint{4}},
+		{query: "Comedy Nights", expectedIDs: []uint{5}},
+		{query: "Action & Adventure", expectedIDs: []uint{6}},
+		{query: "Horror: The Awakening", expectedIDs: []uint{7}},
+		{query: "Drama @ Home", expectedIDs: []uint{8}},
+		{query: "Fantasy #1", expectedIDs: []uint{9}},
+		{query: "Thriller ~Uncut~", expectedIDs: []uint{10}},
+		{query: "Epic ~ Saga ~", expectedIDs: []uint{11}},
+		{query: "Journey - Dawn -", expectedIDs: []uint{12}},
+		{query: "Legends -Rise-", expectedIDs: []uint{13}},
+		{query: "Chronicles: Time", expectedIDs: []uint{14}},
+		// Searches with special characters
+		{query: "Action & Adventure", expectedIDs: []uint{6}},
+		{query: "Horror: The Awakening", expectedIDs: []uint{7}},
+		{query: "Drama @ Home", expectedIDs: []uint{8}},
+		{query: "Fantasy #1", expectedIDs: []uint{9}},
+		{query: "Thriller ~Uncut~", expectedIDs: []uint{10}},
+		{query: "Epic ~ Saga ~", expectedIDs: []uint{11}},
+		{query: "Journey - Dawn -", expectedIDs: []uint{12}},
+		{query: "Legends -Rise-", expectedIDs: []uint{13}},
+		{query: "Chronicles: Time", expectedIDs: []uint{14}},
+		// Case insensitivity
+		{query: "adventure", expectedIDs: []uint{1, 6}},
+		{query: "MYSTERY", expectedIDs: []uint{2}},
+		{query: "rOmAnCe", expectedIDs: []uint{3}},
+		// Searches using alternative titles
+		{query: "Adventure Time", expectedIDs: []uint{1, 6}},
+		{query: "Lost City Chronicles", expectedIDs: []uint{2}},
+		{query: "Love in Paris", expectedIDs: []uint{3}},
+		{query: "Future World", expectedIDs: []uint{4}},
+		{query: "Laugh Out Loud", expectedIDs: []uint{5}},
+		// Searches with special characters in alternative titles
+		{query: "Action-Packed", expectedIDs: []uint{6}},
+		{query: "Scary Movie", expectedIDs: []uint{7}},
+		{query: "Home Stories", expectedIDs: []uint{8}},
+		{query: "Fantasy World", expectedIDs: []uint{9}},
+		{query: "Epic Tales", expectedIDs: []uint{11}},
+		{query: "Dawn Adventures", expectedIDs: []uint{12}},
+		{query: "Rise of Legends", expectedIDs: []uint{13}},
+		{query: "Time Chronicles", expectedIDs: []uint{14}},
+		// Searches with special characters in queries
+		{query: "Horror:", expectedIDs: []uint{7}},
+		{query: "@ Home", expectedIDs: []uint{8}},
+		{query: "#1", expectedIDs: []uint{9}},
+		{query: "~Uncut~", expectedIDs: []uint{10}},
+		{query: "Uncut", expectedIDs: []uint{10}},
+		{query: "~ Saga ~", expectedIDs: []uint{11}},
+		{query: "Saga", expectedIDs: []uint{11}},
+		{query: "- Dawn -", expectedIDs: []uint{12}},
+		{query: "-Rise-", expectedIDs: []uint{13}},
+	}
+
+	for _, test := range tests {
+		t.Run(test.query, func(t *testing.T) {
+			resultIDs, err := SearchResource(test.query)
+			if err != nil {
+				t.Fatalf("Search failed for query '%s': %v", test.query, err)
+			}
+
+			// Check for expected IDs
+			for _, expectedID := range test.expectedIDs {
+				found := false
+				for _, resultID := range resultIDs {
+					if resultID == expectedID {
+						found = true
+						break
+					}
+				}
+				if !found {
+					t.Errorf("Expected ID %d not found in results for query '%s'", expectedID, test.query)
+				}
+			}
+
+			// Check for unexpected ID
+			if test.unexpectedID != 0 {
+				for _, resultID := range resultIDs {
+					if resultID == test.unexpectedID {
+						t.Errorf("Unexpected ID %d found in results for query '%s'", test.unexpectedID, test.query)
+					}
+				}
+			}
+		})
+	}
+}
+
+func TestIsStopWord(t *testing.T) {
+	Init()
+	defer TearDown()
+
+	stopWords := []string{"the", "is", "at", "which", "on", "and", "a", "an", "in", "to", "of"}
+	nonStopWords := []string{"adventure", "mystery", "romance", "sci-fi", "comedy", "action", "horror"}
+
+	for _, word := range stopWords {
+		if !IsStopWord(word) {
+			t.Errorf("Expected '%s' to be identified as a stop word", word)
+		}
+	}
+
+	for _, word := range nonStopWords {
+		if IsStopWord(word) {
+			t.Errorf("Expected '%s' to not be identified as a stop word", word)
+		}
+	}
+}
--- a/server/service/collection.go
+++ b/server/service/collection.go
@@ -0,0 +1,180 @@
+package service
+
+import (
+	"nysoure/server/dao"
+	"nysoure/server/model"
+)
+
+// Create a new collection.
+func CreateCollection(uid uint, title, article string, host string, public bool) (*model.CollectionView, error) {
+	if uid == 0 || title == "" || article == "" {
+		return nil, model.NewRequestError("invalid parameters")
+	}
+	c, err := dao.CreateCollection(uid, title, article, findImagesInContent(article, host), public)
+	if err != nil {
+		return nil, err
+	}
+	view := c.ToView()
+	return view, nil
+}
+
+// Update an existing collection with user validation.
+func UpdateCollection(uid, id uint, title, article string, host string, public bool) error {
+	if uid == 0 || id == 0 || title == "" || article == "" {
+		return model.NewRequestError("invalid parameters")
+	}
+	collection, err := dao.GetCollectionByID(id)
+	if err != nil {
+		return err
+	}
+	if collection.UserID != uid {
+		return model.NewUnAuthorizedError("user does not have permission to update this collection")
+	}
+	return dao.UpdateCollection(id, title, article, findImagesInContent(article, host), public)
+}
+
+// Delete a collection by ID.
+func DeleteCollection(uid, id uint) error {
+	user, err := dao.GetUserByID(uid)
+	if err != nil {
+		return err
+	}
+
+	collection, err := dao.GetCollectionByID(id)
+	if err != nil {
+		return err
+	}
+
+	if user.ID != collection.UserID && !user.IsAdmin {
+		return model.NewUnAuthorizedError("user does not have permission to delete this collection")
+	}
+
+	return dao.DeleteCollection(id)
+}
+
+// Add a resource to a collection with user validation.
+func AddResourceToCollection(uid, collectionID, resourceID uint) error {
+	if uid == 0 || collectionID == 0 || resourceID == 0 {
+		return model.NewRequestError("invalid parameters")
+	}
+	collection, err := dao.GetCollectionByID(collectionID)
+	if err != nil {
+		return err
+	}
+	if collection.UserID != uid {
+		return model.NewUnAuthorizedError("user does not have permission to modify this collection")
+	}
+	return dao.AddResourceToCollection(collectionID, resourceID)
+}
+
+// Remove a resource from a collection with user validation.
+func RemoveResourceFromCollection(uid, collectionID, resourceID uint) error {
+	if uid == 0 || collectionID == 0 || resourceID == 0 {
+		return model.NewRequestError("invalid parameters")
+	}
+	collection, err := dao.GetCollectionByID(collectionID)
+	if err != nil {
+		return err
+	}
+	if collection.UserID != uid {
+		return model.NewUnAuthorizedError("user does not have permission to modify this collection")
+	}
+	return dao.RemoveResourceFromCollection(collectionID, resourceID)
+}
+
+// Get a collection by ID.
+func GetCollectionByID(id uint, viewerUID uint) (*model.CollectionView, error) {
+	if id == 0 {
+		return nil, model.NewRequestError("invalid collection id")
+	}
+	c, err := dao.GetCollectionByID(id)
+	if err != nil {
+		return nil, err
+	}
+
+	// Check if collection is private and viewer is not the owner
+	if !c.Public && c.UserID != viewerUID {
+		return nil, model.NewUnAuthorizedError("you do not have permission to view this private collection")
+	}
+
+	return c.ToView(), nil
+}
+
+// List collections of a user with pagination.
+func ListUserCollections(username string, page int, viewerUID uint) ([]*model.CollectionView, int64, error) {
+	if username == "" || page < 1 {
+		return nil, 0, model.NewRequestError("invalid parameters")
+	}
+	user, err := dao.GetUserByUsername(username)
+	if err != nil {
+		return nil, 0, err
+	}
+	uid := user.ID
+
+	// Check if viewer can see private collections (only owner can see their private collections)
+	showPrivate := uid == viewerUID
+
+	collections, total, err := dao.ListUserCollections(uid, page, pageSize, showPrivate)
+	if err != nil {
+		return nil, 0, err
+	}
+	var views []*model.CollectionView
+	for _, c := range collections {
+		views = append(views, c.ToView())
+	}
+	return views, total, nil
+}
+
+// List resources in a collection with pagination.
+func ListCollectionResources(collectionID uint, page int, viewerUID uint) ([]*model.ResourceView, int64, error) {
+	if collectionID == 0 || page < 1 {
+		return nil, 0, model.NewRequestError("invalid parameters")
+	}
+
+	// Check collection privacy first
+	collection, err := dao.GetCollectionByID(collectionID)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	if !collection.Public && collection.UserID != viewerUID {
+		return nil, 0, model.NewUnAuthorizedError("you do not have permission to view this private collection")
+	}
+
+	resources, total, err := dao.ListCollectionResources(collectionID, page, pageSize)
+	if err != nil {
+		return nil, 0, err
+	}
+	var views []*model.ResourceView
+	for _, r := range resources {
+		v := r.ToView()
+		views = append(views, &v)
+	}
+	return views, total, nil
+}
+
+// Search user collections by keyword, limited to 10 results.
+// excludedRID: if >0, only return collections not containing this resource.
+func SearchUserCollections(username string, keyword string, excludedRID uint, viewerUID uint) ([]*model.CollectionView, error) {
+	if username == "" {
+		return nil, model.NewRequestError("invalid parameters")
+	}
+	user, err := dao.GetUserByUsername(username)
+	if err != nil {
+		return nil, err
+	}
+	uid := user.ID
+
+	// Check if viewer can see private collections
+	showPrivate := uid == viewerUID
+
+	collections, err := dao.SearchUserCollections(uid, keyword, excludedRID, showPrivate)
+	if err != nil {
+		return nil, err
+	}
+	var views []*model.CollectionView
+	for _, c := range collections {
+		views = append(views, c.ToView())
+	}
+	return views, nil
+}
--- a/server/service/comment.go
+++ b/server/service/comment.go
@@ -4,7 +4,6 @@ import (
 	"nysoure/server/dao"
 	"nysoure/server/model"
 	"regexp"
-	"strconv"
 	"strings"

 	"github.com/gofiber/fiber/v3/log"
@@ -22,39 +21,6 @@ type CommentRequest struct {
 	// Images  []uint `json:"images"` // Unrequired after new design
 }

-func findImagesInContent(content string, host string) []uint {
-	// Handle both absolute and relative URLs
-	absolutePattern := `!\[.*?\]\((?:https?://` + host + `)?/api/image/(\d+)(?:\s+["'].*?["'])?\)`
-	relativePattern := `!\[.*?\]\(/api/image/(\d+)(?:\s+["'].*?["'])?\)`
-
-	// Combine patterns and compile regex
-	patterns := []string{absolutePattern, relativePattern}
-
-	// Store unique image IDs to avoid duplicates
-	imageIDs := make(map[uint]struct{})
-
-	for _, pattern := range patterns {
-		re := regexp.MustCompile(pattern)
-		matches := re.FindAllStringSubmatch(content, -1)
-
-		for _, match := range matches {
-			if len(match) >= 2 {
-				if id, err := strconv.ParseUint(match[1], 10, 32); err == nil {
-					imageIDs[uint(id)] = struct{}{}
-				}
-			}
-		}
-	}
-
-	// Convert map keys to slice
-	result := make([]uint, 0, len(imageIDs))
-	for id := range imageIDs {
-		result = append(result, id)
-	}
-
-	return result
-}
-
 func CreateComment(req CommentRequest, userID uint, refID uint, ip string, cType model.CommentType, host string) (*model.CommentView, error) {
 	if len(req.Content) == 0 {
 		return nil, model.NewRequestError("Content cannot be empty")
--- a/server/service/file.go
+++ b/server/service/file.go
@@ -1,6 +1,7 @@
 package service

 import (
+	"bufio"
 	"context"
 	"crypto/md5"
 	"encoding/hex"
@@ -235,7 +236,7 @@ func FinishUploadingFile(uid uint, fid uint, md5Str string) (*model.FileView, er
 		return nil, model.NewInternalServerError("failed to finish uploading file. please re-upload")
 	}

-	dbFile, err := dao.CreateFile(uploadingFile.Filename, uploadingFile.Description, uploadingFile.TargetResourceID, &uploadingFile.TargetStorageID, storageKeyUnavailable, "", uploadingFile.TotalSize, uid)
+	dbFile, err := dao.CreateFile(uploadingFile.Filename, uploadingFile.Description, uploadingFile.TargetResourceID, &uploadingFile.TargetStorageID, storageKeyUnavailable, "", uploadingFile.TotalSize, uid, sumStr)
 	if err != nil {
 		log.Error("failed to create file in db: ", err)
 		_ = os.Remove(resultFilePath)
@@ -309,7 +310,7 @@ func CreateRedirectFile(uid uint, filename string, description string, resourceI
 		return nil, model.NewUnAuthorizedError("user cannot upload file")
 	}

-	file, err := dao.CreateFile(filename, description, resourceID, nil, "", redirectUrl, 0, uid)
+	file, err := dao.CreateFile(filename, description, resourceID, nil, "", redirectUrl, 0, uid, "")
 	if err != nil {
 		log.Error("failed to create file in db: ", err)
 		return nil, model.NewInternalServerError("failed to create file in db")
@@ -389,7 +390,7 @@ func GetFile(fid string) (*model.FileView, error) {
 }

 // DownloadFile handles the file download request. Return a presigned URL or a direct file path.
-func DownloadFile(fid, cfToken string) (string, string, error) {
+func DownloadFile(fid, cfToken string, isRealUser bool) (string, string, error) {
 	file, err := dao.GetFile(fid)
 	if err != nil {
 		log.Error("failed to get file: ", err)
@@ -436,91 +437,120 @@ func DownloadFile(fid, cfToken string) (string, string, error) {
 		return "", "", model.NewInternalServerError("failed to download file from storage")
 	}

-	err = dao.AddResourceDownloadCount(file.ResourceID)
-	if err != nil {
-		log.Errorf("failed to add resource download count: %v", err)
+	if isRealUser {
+		err = dao.AddResourceDownloadCount(file.ResourceID)
+		if err != nil {
+			log.Errorf("failed to add resource download count: %v", err)
+		}
 	}

 	return path, file.Filename, nil
 }

 func testFileUrl(url string) (int64, error) {
-	client := http.Client{
-		Timeout: 10 * time.Second,
+	client := http.Client{Timeout: 10 * time.Second}
+
+	// Try HEAD request first, fallback to GET
+	for _, method := range []string{"HEAD", "GET"} {
+		req, err := http.NewRequest(method, url, nil)
+		if err != nil {
+			return 0, model.NewRequestError("failed to create HTTP request")
+		}
+
+		resp, err := client.Do(req)
+		if err != nil {
+			if method == "GET" {
+				return 0, model.NewRequestError("failed to send HTTP request")
+			}
+			continue // Try GET if HEAD fails
+		}
+		defer resp.Body.Close()
+
+		if resp.StatusCode != http.StatusOK {
+			if method == "GET" {
+				return 0, model.NewRequestError("URL is not accessible, status code: " + resp.Status)
+			}
+			continue // Try GET if HEAD fails
+		}
+
+		contentLengthStr := resp.Header.Get("Content-Length")
+		if contentLengthStr == "" {
+			if method == "GET" {
+				return 0, model.NewRequestError("URL does not provide content length")
+			}
+			continue // Try GET if HEAD doesn't provide Content-Length
+		}
+
+		contentLength, err := strconv.ParseInt(contentLengthStr, 10, 64)
+		if err != nil || contentLength <= 0 {
+			if method == "GET" {
+				return 0, model.NewRequestError("Content-Length is not valid")
+			}
+			continue // Try GET if HEAD has invalid Content-Length
+		}
+
+		return contentLength, nil
 	}
-	req, err := http.NewRequest("HEAD", url, nil)
-	if err != nil {
-		return 0, model.NewRequestError("failed to create HTTP request")
-	}
-	resp, err := client.Do(req)
-	if err != nil {
-		return 0, model.NewRequestError("failed to send HTTP request")
-	}
-	defer resp.Body.Close()
-	if resp.StatusCode != http.StatusOK {
-		return 0, model.NewRequestError("URL is not accessible, status code: " + resp.Status)
-	}
-	if resp.Header.Get("Content-Length") == "" {
-		return 0, model.NewRequestError("URL does not provide content length")
-	}
-	contentLength, err := strconv.ParseInt(resp.Header.Get("Content-Length"), 10, 64)
-	if err != nil {
-		return 0, model.NewRequestError("failed to parse Content-Length header")
-	}
-	if contentLength <= 0 {
-		return 0, model.NewRequestError("Content-Length is not valid")
-	}
-	return contentLength, nil
+
+	return 0, model.NewRequestError("failed to get valid content length")
 }

 // downloadFile return nil if the download is successful or the context is cancelled
-func downloadFile(ctx context.Context, url string, path string) error {
+func downloadFile(ctx context.Context, url string, path string) (string, error) {
 	if _, err := os.Stat(path); err == nil {
 		_ = os.Remove(path) // Remove the file if it already exists
 	}
 	req, err := http.NewRequestWithContext(ctx, "GET", url, nil)
 	if err != nil {
-		return model.NewRequestError("failed to create HTTP request")
+		return "", model.NewRequestError("failed to create HTTP request")
 	}
 	client := http.Client{}
 	resp, err := client.Do(req)
 	if err != nil {
 		// Check if the error is due to context cancellation
 		if ctx.Err() != nil {
-			return nil
+			return "", nil
 		}
-		return model.NewRequestError("failed to send HTTP request")
+		return "", model.NewRequestError("failed to send HTTP request")
 	}
 	defer resp.Body.Close()
 	if resp.StatusCode != http.StatusOK {
-		return model.NewRequestError("URL is not accessible, status code: " + resp.Status)
+		return "", model.NewRequestError("URL is not accessible, status code: " + resp.Status)
 	}
 	file, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, os.ModePerm)
 	if err != nil {
-		return model.NewInternalServerError("failed to open file for writing")
+		return "", model.NewInternalServerError("failed to open file for writing")
 	}
 	defer file.Close()
+	writer := bufio.NewWriter(file)
+
+	h := md5.New()

 	buf := make([]byte, 64*1024)
 	for {
 		select {
 		case <-ctx.Done():
-			return nil
+			return "", nil
 		default:
 			n, readErr := resp.Body.Read(buf)
 			if n > 0 {
-				if _, writeErr := file.Write(buf[:n]); writeErr != nil {
-					return model.NewInternalServerError("failed to write to file")
+				if _, writeErr := writer.Write(buf[:n]); writeErr != nil {
+					return "", model.NewInternalServerError("failed to write to file")
 				}
+				h.Write(buf[:n])
 			}
 			if readErr != nil {
 				if readErr == io.EOF {
-					return nil // Download completed successfully
+					if err := writer.Flush(); err != nil {
+						return "", model.NewInternalServerError("failed to flush writer")
+					}
+					md5Sum := hex.EncodeToString(h.Sum(nil))
+					return md5Sum, nil // Download completed successfully
 				}
 				if ctx.Err() != nil {
-					return nil // Context cancelled, return nil
+					return "", nil // Context cancelled, return nil
 				}
-				return model.NewInternalServerError("failed to read response body")
+				return "", model.NewInternalServerError("failed to read response body")
 			}
 		}
 	}
@@ -547,7 +577,7 @@ func CreateServerDownloadTask(uid uint, url, filename, description string, resou
 		return nil, model.NewRequestError("server is busy, please try again later")
 	}

-	file, err := dao.CreateFile(filename, description, resourceID, &storageID, storageKeyUnavailable, "", 0, uid)
+	file, err := dao.CreateFile(filename, description, resourceID, &storageID, storageKeyUnavailable, "", 0, uid, "")
 	if err != nil {
 		log.Error("failed to create file in db: ", err)
 		return nil, model.NewInternalServerError("failed to create file in db")
@@ -598,11 +628,14 @@ func CreateServerDownloadTask(uid uint, url, filename, description string, resou
 			}
 		}()

+		hash := ""
+
 		for i := range 3 {
 			if done.Load() {
 				return
 			}
-			if err := downloadFile(ctx, url, tempPath); err != nil {
+			hash, err = downloadFile(ctx, url, tempPath)
+			if err != nil {
 				log.Error("failed to download file: ", err)
 				if i == 2 {
 					_ = dao.DeleteFile(file.UUID)
@@ -663,7 +696,7 @@ func CreateServerDownloadTask(uid uint, url, filename, description string, resou
 			_ = os.Remove(tempPath)
 			return
 		}
-		if err := dao.SetFileStorageKeyAndSize(file.UUID, storageKey, size); err != nil {
+		if err := dao.SetFileStorageKeyAndSize(file.UUID, storageKey, size, hash); err != nil {
 			log.Error("failed to set file storage key: ", err)
 			_ = dao.DeleteFile(file.UUID)
 			_ = iStorage.Delete(storageKey)
--- a/server/service/resource.go
+++ b/server/service/resource.go
@@ -2,16 +2,24 @@ package service

 import (
 	"net/url"
+	"nysoure/server/config"
 	"nysoure/server/dao"
 	"nysoure/server/model"
+	"nysoure/server/search"
+	"nysoure/server/utils"
 	"strconv"
 	"strings"

+	"github.com/gofiber/fiber/v3"
 	"github.com/gofiber/fiber/v3/log"

 	"gorm.io/gorm"
 )

+const (
+	maxSearchQueryLength = 100
+)
+
 type ResourceParams struct {
 	Title             string       `json:"title" binding:"required"`
 	AlternativeTitles []string     `json:"alternative_titles"`
@@ -66,6 +74,9 @@ func CreateResource(uid uint, params *ResourceParams) (uint, error) {
 	if err != nil {
 		log.Error("AddNewResourceActivity error: ", err)
 	}
+	if err := search.AddResourceToIndex(r); err != nil {
+		log.Error("AddResourceToIndex error: ", err)
+	}
 	return r.ID, nil
 }

@@ -121,14 +132,16 @@ func parseResourceIfPresent(line string, host string) *model.ResourceView {
 	return &v
 }

-func GetResource(id uint, host string) (*model.ResourceDetailView, error) {
+func GetResource(id uint, host string, ctx fiber.Ctx) (*model.ResourceDetailView, error) {
 	r, err := dao.GetResourceByID(id)
 	if err != nil {
 		return nil, err
 	}
-	err = dao.AddResourceViewCount(id)
-	if err != nil {
-		log.Error("AddResourceViewCount error: ", err)
+	if ctx != nil && ctx.Locals("real_user") == true {
+		err = dao.AddResourceViewCount(id)
+		if err != nil {
+			log.Error("AddResourceViewCount error: ", err)
+		}
 	}
 	v := r.ToDetailView()
 	if host != "" {
@@ -150,13 +163,209 @@ func GetResourceList(page int, sort model.RSort) ([]model.ResourceView, int, err
 	return views, totalPages, nil
 }

-func SearchResource(keyword string, page int) ([]model.ResourceView, int, error) {
-	resources, totalPages, err := dao.Search(keyword, page, pageSize)
+// splitQuery splits the input query string into keywords, treating quoted substrings (single or double quotes)
+// as single keywords and supporting escape characters for quotes. Spaces outside quotes are used as separators.
+func splitQuery(query string) []string {
+	var keywords []string
+
+	query = strings.TrimSpace(query)
+	if query == "" {
+		return keywords
+	}
+
+	l, r := 0, 0
+	inQuote := false
+	quoteChar := byte(0)
+
+	for r < len(query) {
+		if (query[r] == '"' || query[r] == '\'') && (r == 0 || query[r-1] != '\\') {
+			if !inQuote {
+				inQuote = true
+				quoteChar = query[r]
+				l = r + 1
+			} else if query[r] == quoteChar {
+				if r > l {
+					keywords = append(keywords, strings.TrimSpace(query[l:r]))
+				}
+				inQuote = false
+				r++
+				l = r
+				continue
+			}
+		} else if !inQuote && query[r] == ' ' {
+			if r > l {
+				keywords = append(keywords, strings.TrimSpace(query[l:r]))
+			}
+			for r < len(query) && query[r] == ' ' {
+				r++
+			}
+			l = r
+			continue
+		}
+
+		r++
+	}
+
+	if l < len(query) {
+		keywords = append(keywords, strings.TrimSpace(query[l:r]))
+	}
+
+	return keywords
+}
+
+func searchWithKeyword(keyword string) ([]uint, error) {
+	resources := make([]uint, 0)
+
+	if len([]rune(keyword)) <= maxTagLength {
+		exists, err := dao.ExistsTag(keyword)
+		if err != nil {
+			return nil, err
+		}
+		if exists {
+			t, err := dao.GetTagByName(keyword)
+			if err != nil {
+				return nil, err
+			}
+			res, err := dao.GetResourcesIdWithTag(t.ID)
+			if err != nil {
+				return nil, err
+			}
+			resources = append(resources, res...)
+		}
+	}
+
+	searchResult, err := search.SearchResource(keyword)
+	if err != nil {
+		return nil, err
+	}
+
+	resources = append(resources, searchResult...)
+
+	return resources, nil
+}
+
+func SearchResource(query string, page int) ([]model.ResourceView, int, error) {
+	if len([]rune(query)) > maxSearchQueryLength {
+		return nil, 0, model.NewRequestError("Search query is too long")
+	}
+
+	start := (page - 1) * pageSize
+	end := start + pageSize
+	resources := make([]uint, 0)
+
+	checkTag := func(tag string) error {
+		if len([]rune(tag)) > maxTagLength {
+			return nil
+		}
+		exists, err := dao.ExistsTag(tag)
+		if err != nil {
+			return err
+		}
+		if exists {
+			t, err := dao.GetTagByName(tag)
+			if err != nil {
+				return err
+			}
+			res, err := dao.GetResourcesIdWithTag(t.ID)
+			if err != nil {
+				return err
+			}
+			resources = append(resources, res...)
+		}
+		return nil
+	}
+
+	// check tag
+	if err := checkTag(query); err != nil {
+		return nil, 0, err
+	}
+
+	// check tag after removing spaces
+	trimmed := utils.RemoveSpaces(query)
+	if trimmed != query {
+		if err := checkTag(trimmed); err != nil {
+			return nil, 0, err
+		}
+	}
+
+	// split query to search
+	keywords := splitQuery(query)
+	var temp []uint
+	haveTag := false
+	for _, keyword := range keywords {
+		if len([]rune(keyword)) <= maxTagLength {
+			exists, err := dao.ExistsTag(keyword)
+			if err != nil {
+				return nil, 0, err
+			}
+			if exists {
+				haveTag = true
+			}
+		}
+	}
+	if haveTag {
+		first := true
+		for _, keyword := range keywords {
+			if keyword == "" {
+				continue
+			}
+			if utils.OnlyPunctuation(keyword) {
+				continue
+			}
+
+			res, err := searchWithKeyword(keyword)
+			if err != nil {
+				return nil, 0, err
+			}
+			if len(res) == 0 && search.IsStopWord(keyword) {
+				continue
+			}
+			if first {
+				temp = utils.RemoveDuplicate(res)
+				first = false
+			} else {
+				temp1 := make([]uint, 0)
+				for _, id := range temp {
+					for _, id2 := range res {
+						if id == id2 {
+							temp1 = append(temp1, id)
+							break
+						}
+					}
+				}
+				temp = temp1
+			}
+		}
+	} else {
+		res, err := searchWithKeyword(query)
+		if err != nil {
+			return nil, 0, err
+		}
+		temp = res
+	}
+	resources = append(resources, temp...)
+	resources = utils.RemoveDuplicate(resources)
+
+	if start >= len(resources) {
+		return []model.ResourceView{}, 0, nil
+	}
+
+	total := len(resources)
+	totalPages := (total + pageSize - 1) / pageSize
+	if start >= total {
+		return []model.ResourceView{}, totalPages, nil
+	}
+	if end > total {
+		end = total
+	}
+	idsPage := resources[start:end]
+
+	resourcesPage, err := dao.BatchGetResources(idsPage)
 	if err != nil {
 		return nil, 0, err
 	}
 	var views []model.ResourceView
-	for _, r := range resources {
+	for _, r := range resourcesPage {
 		views = append(views, r.ToView())
 	}
 	return views, totalPages, nil
@@ -176,7 +385,7 @@ func DeleteResource(uid, id uint) error {
 			return model.NewUnAuthorizedError("You have not permission to delete this resource")
 		}
 	}
-	r, err := GetResource(id, "")
+	r, err := GetResource(id, "", nil)
 	if err != nil {
 		return err
 	}
@@ -190,6 +399,9 @@ func DeleteResource(uid, id uint) error {
 	if err != nil {
 		log.Error("Error updating cached tag list:", err)
 	}
+	if err := search.RemoveResourceFromIndex(id); err != nil {
+		log.Error("RemoveResourceFromIndex error: ", err)
+	}
 	return nil
 }

@@ -271,6 +483,9 @@ func EditResource(uid, rid uint, params *ResourceParams) error {
 	if err != nil {
 		log.Error("AddUpdateResourceActivity error: ", err)
 	}
+	if err := search.AddResourceToIndex(r); err != nil {
+		log.Error("AddResourceToIndex error: ", err)
+	}
 	return nil
 }

@@ -286,3 +501,32 @@ func RandomResource(host string) (*model.ResourceDetailView, error) {
 	}
 	return &v, nil
 }
+
+var lastSuccessCover uint
+
+func RandomCover() (uint, error) {
+	for retries := 0; retries < 5; retries++ {
+		v, err := dao.RandomResource()
+		if err != nil {
+			return 0, err
+		}
+		if len(v.Images) > 0 {
+			lastSuccessCover = v.Images[0].ID
+			return v.Images[0].ID, nil
+		}
+	}
+	return lastSuccessCover, nil
+}
+
+func GetPinnedResources() ([]model.ResourceView, error) {
+	ids := config.PinnedResources()
+	var views []model.ResourceView
+	for _, id := range ids {
+		r, err := dao.GetResourceByID(id)
+		if err != nil {
+			continue
+		}
+		views = append(views, r.ToView())
+	}
+	return views, nil
+}
--- a/server/service/tag.go
+++ b/server/service/tag.go
@@ -9,6 +9,10 @@ import (
 	"time"
 )

+const (
+	maxTagLength = 20
+)
+
 func init() {
 	// Start a goroutine to delete unused tags every hour
 	go func() {
@@ -25,6 +29,9 @@ func init() {
 }

 func CreateTag(uid uint, name string) (*model.TagView, error) {
+	if len([]rune(name)) > maxTagLength {
+		return nil, model.NewRequestError("Tag name too long")
+	}
 	canUpload, err := checkUserCanUpload(uid)
 	if err != nil {
 		log.Error("Error checking user permissions:", err)
--- a/server/service/utils.go
+++ b/server/service/utils.go
@@ -6,6 +6,8 @@ import (
 	"net/http"
 	"nysoure/server/config"
 	"nysoure/server/dao"
+	"regexp"
+	"strconv"
 )

 func checkUserCanUpload(uid uint) (bool, error) {
@@ -58,3 +60,36 @@ func verifyCfToken(cfToken string) (bool, error) {
 		return false, nil
 	}
 }
+
+func findImagesInContent(content string, host string) []uint {
+	// Handle both absolute and relative URLs
+	absolutePattern := `!\[.*?\]\((?:https?://` + host + `)?/api/image/(\d+)(?:\s+["'].*?["'])?\)`
+	relativePattern := `!\[.*?\]\(/api/image/(\d+)(?:\s+["'].*?["'])?\)`
+
+	// Combine patterns and compile regex
+	patterns := []string{absolutePattern, relativePattern}
+
+	// Store unique image IDs to avoid duplicates
+	imageIDs := make(map[uint]struct{})
+
+	for _, pattern := range patterns {
+		re := regexp.MustCompile(pattern)
+		matches := re.FindAllStringSubmatch(content, -1)
+
+		for _, match := range matches {
+			if len(match) >= 2 {
+				if id, err := strconv.ParseUint(match[1], 10, 32); err == nil {
+					imageIDs[uint(id)] = struct{}{}
+				}
+			}
+		}
+	}
+
+	// Convert map keys to slice
+	result := make([]uint, 0, len(imageIDs))
+	for id := range imageIDs {
+		result = append(result, id)
+	}
+
+	return result
+}
--- a/server/utils/slice.go
+++ b/server/utils/slice.go
@@ -0,0 +1,13 @@
+package utils
+
+func RemoveDuplicate[T comparable](slice []T) []T {
+	seen := make(map[T]struct{})
+	var result []T
+	for _, v := range slice {
+		if _, ok := seen[v]; !ok {
+			seen[v] = struct{}{}
+			result = append(result, v)
+		}
+	}
+	return result
+}
--- a/server/utils/string.go
+++ b/server/utils/string.go
@@ -0,0 +1,21 @@
+package utils
+
+import (
+	"regexp"
+	"unicode"
+)
+
+func RemoveSpaces(s string) string {
+	reg := regexp.MustCompile(`\s+`)
+	return reg.ReplaceAllString(s, "")
+}
+
+func OnlyPunctuation(s string) bool {
+	for _, r := range s {
+		if unicode.IsPunct(r) || unicode.IsSpace(r) {
+			continue
+		}
+		return false
+	}
+	return true
+}
Author	SHA1	Message	Date
nyne	bc8d59f7a9	fix gosum	2025-09-27 16:33:52 +08:00
nyne	c8eb519f7e	Update Go base image to version 1.25 in Dockerfile	2025-09-27 16:27:55 +08:00
nyne	e117a2e708	Add modified_time field to Resource model and update logic for tracking modifications	2025-09-27 16:22:04 +08:00
nyne	c131f48448	Update dependencies	2025-09-27 16:12:24 +08:00
nyne	45beaced89	Check stopwords	2025-09-10 20:06:46 +08:00
nyne	af81f66f25	Improve search	2025-09-10 20:01:32 +08:00
nyne	ff1f6e7340	Add unit test for searching	2025-09-10 16:56:50 +08:00
nyne	0a88a65846	Improve tag	2025-09-10 16:32:26 +08:00
nyne	316929db33	Improve tag	2025-09-10 16:32:11 +08:00
nyne	844233e70d	Fix RemoveSpaces	2025-09-09 21:26:26 +08:00
nyne	f5c39e0315	Improve rendering markdown.	2025-09-09 18:50:53 +08:00
nyne	ed5843cd54	improve search	2025-09-09 10:56:35 +08:00
nyne	c0d904e035	improve search	2025-09-09 10:38:25 +08:00
nyne	abbd7ed006	rename index file	2025-09-08 22:01:23 +08:00
nyne	24ba97817a	Improve search	2025-09-08 21:59:55 +08:00
nyne	2848e4c5e1	Improve search	2025-09-08 21:46:58 +08:00
nyne	d64b1e78ef	Update index when updating resources.	2025-09-08 21:24:08 +08:00
nyne	5bf2544282	Fix search	2025-09-08 20:24:57 +08:00
nyne	faa802dd72	Fix search	2025-09-08 20:14:55 +08:00
nyne	5fe45611c9	Improve search	2025-09-08 19:34:57 +08:00
nyne	b4a63d3935	Improve search	2025-09-08 18:47:03 +08:00
nyne	cf5a600372	Improve search	2025-09-08 18:35:31 +08:00
nyne	8e14a53351	Skip empty keywords in search query	2025-09-08 18:25:14 +08:00
nyne	1ee5d0c9b7	Improve search	2025-09-08 18:24:07 +08:00
nyne	d1da0dc948	Refactor search	2025-09-08 18:15:43 +08:00
nyne	62d10a989d	fix UI	2025-09-08 14:43:54 +08:00
nyne	f8fa9069a9	fix translation	2025-09-07 14:45:10 +08:00
nyne	a51d4ec598	fix	2025-09-07 14:43:39 +08:00
nyne	b4e00814bf	fix	2025-09-07 13:13:13 +08:00
nyne	b8acd97c11	improve tag creating	2025-09-05 16:22:43 +08:00
nyne	8f240823ef	enhance GetResourceByID to preload specific fields for Tags	2025-09-05 16:16:38 +08:00
nyne	a33171fb20	improve layout	2025-09-05 14:55:27 +08:00
nyne	993e7f488d	fix	2025-09-05 14:36:01 +08:00
nyne	ebfe25e6d8	Show file hash	2025-09-05 14:23:08 +08:00
nyne	f0079003f2	add hash field to File model and update file creation functions to support hash	2025-09-05 14:06:51 +08:00
nyne	4e709dd952	refactor downloadFile to use buffered writer for improved performance	2025-09-03 09:13:57 +08:00
nyne	a3fc1cd801	Fix tag	2025-09-01 21:38:38 +08:00
nyne	b804741e27	enhance file download handling to track real users	2025-09-01 17:51:06 +08:00
nyne	44b876ba0e	add RealUserMiddleware and update resource retrieval to track real users	2025-09-01 17:40:57 +08:00
nyne	f067e802a2	improve UI of pinned	2025-08-29 17:30:35 +08:00
nyne	634d5a348a	fix testFileUrl	2025-08-28 16:35:56 +08:00
nyne	488a91e651	show ramdom background image	2025-08-28 15:23:01 +08:00
nyne	3dd042a752	fix code style	2025-08-28 14:06:28 +08:00
nyne	43af0412ef	fix layout	2025-08-28 11:37:55 +08:00
nyne	b17fa45d79	frontend for pinned resources	2025-08-28 11:28:59 +08:00
nyne	1925cf404e	fix route	2025-08-28 10:58:57 +08:00
nyne	77ad261670	Add api for pinned resources	2025-08-28 10:38:55 +08:00
nyne	f3b3f2bd5a	fix content overflow	2025-08-12 16:53:51 +08:00
nyne	a5364ae7ac	fix tag	2025-08-04 16:17:41 +08:00
nyne	7189baf7c4	Fix useTranslation	2025-08-03 16:04:24 +08:00
nyne	481ba68d88	fix collection page.	2025-08-03 13:48:15 +08:00
nyne	8389ab4bd7	fix text overflow	2025-08-03 13:30:26 +08:00
nyne	0e69d787e3	Add CollectionResource model and update collection handling methods	2025-08-03 13:06:43 +08:00
nyne	0c841f2723	Improve collection permission.	2025-08-01 17:30:12 +08:00
nyne	63b3a075c8	fix FrontendMiddleware	2025-08-01 17:17:41 +08:00
nyne	d35473c905	Add collelction permission.	2025-08-01 17:09:36 +08:00
nyne	25720f5e49	Handle RecordNotFound error.	2025-08-01 16:51:44 +08:00
nyne	2288926e31	Update collection title.	2025-07-31 16:45:38 +08:00
nyne	a79c92f9e7	fix collection page.	2025-07-31 16:43:58 +08:00
nyne	5ef6b091e8	fix updating collection.	2025-07-31 16:39:25 +08:00
nyne	619dc01bf4	Add missing translations.	2025-07-31 16:32:19 +08:00
nyne	4eede5e76a	hide the create collection button if the user is visiting another user's page.	2025-07-31 16:29:50 +08:00
nyne	f762e74e4d	SEO for collection page.	2025-07-31 16:24:40 +08:00
nyne	63ebbebb02	SEO for collection page.	2025-07-31 16:23:55 +08:00
nyne	4ae7a19cc9	Add a button to create collection.	2025-07-31 16:11:47 +08:00
nyne	3359a5a9e4	fix resource details page.	2025-07-31 15:57:44 +08:00
nyne	eed2af4278	remove unused code.	2025-07-31 15:45:02 +08:00
nyne	08c70a0b52	feat: add collection	2025-07-31 15:41:15 +08:00
nyne	1e5b12f531	fix collection api.	2025-07-31 15:07:05 +08:00
nyne	724f96beb8	fix collection api.	2025-07-31 14:50:27 +08:00
nyne	fd7c3797ea	Add resources_count to collection.	2025-07-31 14:08:38 +08:00
nyne	40fb3a93b6	refactor: improve search user collections logic to handle optional keyword	2025-07-31 11:01:49 +08:00
nyne	470324221d	Add excludedRID param to collection search api.	2025-07-31 10:49:18 +08:00
nyne	12237ee0a4	fix creating collection	2025-07-31 09:36:17 +08:00
nyne	15db44e956	Add model.Collection to AutoMigrate	2025-07-30 18:00:33 +08:00
nyne	ef2c6d630f	fix collection api.	2025-07-30 17:53:06 +08:00
nyne	a56eb559ba	refactor: update user collections handling to use username.	2025-07-30 16:47:28 +08:00
nyne	17b40f2214	Add collection api.	2025-07-30 16:28:33 +08:00