feat: add release date sorting options and internationalization support

server/api/resource.go

@@ -109,7 +109,7 @@ func handleListResources(c fiber.Ctx) error {
 	if err != nil {
 		return model.NewRequestError("Invalid sort parameter")
 	}
-	if sortInt < 0 || sortInt > 5 {
+	if sortInt < 0 || sortInt > 7 {
 		return model.NewRequestError("Sort parameter out of range")
 	}
 	sort := model.RSort(sortInt)

server/dao/resource.go

@@ -99,6 +99,10 @@ func GetResourceList(page, pageSize int, sort model.RSort) ([]model.Resource, in
 		order = "downloads ASC"
 	case model.RSortDownloadsDesc:
 		order = "downloads DESC"
+	case model.RSortReleaseDateAsc:
+		order = "release_date ASC"
+	case model.RSortReleaseDateDesc:
+		order = "release_date DESC"
 	default:
 		order = "modified_time DESC" // Default sort order
 	}

server/model/sort.go

@@ -9,4 +9,6 @@ const (
 	RSortViewsDesc
 	RSortDownloadsAsc
 	RSortDownloadsDesc
+	RSortReleaseDateAsc
+	RSortReleaseDateDesc
 )