Add MarkEdit.onAppReady() event

Author: cyanzhong

README.md

@@ -19,7 +19,7 @@ Add `markedit-api` to your (TypeScript) project's devDependencies:
 ```json
 {
   "devDependencies": {
-    "markedit-api": "https://github.com/MarkEdit-app/MarkEdit-api#v0.25.0"
+    "markedit-api": "https://github.com/MarkEdit-app/MarkEdit-api#v0.26.0"
   }
 }
 ```

index.d.ts

@@ -147,6 +147,14 @@ export interface MarkEdit {
    */
   relaunchApp(): void;
 
+  /**
+   * Get notified when the app is ready.
+   *
+   * For a user script, this is ensured to be called only once during the app lifecycle.
+   * @param listener The callback function to be called when the app is ready.
+   */
+  onAppReady(listener: () => void): void;
+
   /**
    * Get notified when the editor is initialized.
    * @param listener The callback function with the initialized editor instance.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "markedit-api",
-  "version": "0.25.0",
+  "version": "0.26.0",
   "description": "Type definitions for the latest MarkEdit API.",
   "main": "./index.cjs",
   "module": "./index.js",