Add compute api to js engine.

assets/init.js

@@ -4,6 +4,18 @@ Venera JavaScript Library
 This library provides a set of APIs for interacting with the Venera app.
 */
 
+/**
+ * @function sendMessage
+ * @global
+ * @param {Object} message
+ * @returns {any}
+ */
+
+/**
+ * Set a timeout to execute a callback function after a specified delay.
+ * @param callback {Function}
+ * @param delay {number} - delay in milliseconds
+ */
 function setTimeout(callback, delay) {
     sendMessage({
         method: 'delay',
@@ -1411,4 +1423,19 @@ function getClipboard() {
     return sendMessage({
         method: 'getClipboard'
     })
-}
+}
+
+/**
+ * Compute a function with arguments. The function will be executed in the engine pool which is not in the main thread.
+ * @param func {string} - A js code string which can be evaluated to a function. The function will receive the args as its only argument.
+ * @param args {any[] | null | undefined} - The arguments to pass to the function.
+ * @returns {Promise<any>} - The result of the function.
+ * @since 1.5.0
+ */
+function compute(func, args) {
+    return sendMessage({
+        method: 'compute',
+        function: func,
+        args: args
+    })
+}