feat: 升级至 v0.3.13 — 任务管理系统重构（删除 todo_write + IPC 越权防护 + UI 自动刷新）

electron/preload.ts

@@ -74,9 +74,15 @@ const metonaAPI = {
     list: (sessionId?: string) => ipcRenderer.invoke('tasks:list', sessionId),
     create: (data: { sessionId: string; title: string; description?: string; priority?: string; parentId?: string }) =>
       ipcRenderer.invoke('tasks:create', data),
-    update: (id: string, updates: { title?: string; description?: string; status?: string; priority?: string; assignedTo?: string }) =>
-      ipcRenderer.invoke('tasks:update', id, updates),
-    delete: (id: string) => ipcRenderer.invoke('tasks:delete', id),
+    update: (id: string, updates: { title?: string; description?: string; status?: string; priority?: string; assignedTo?: string }, sessionId: string) =>
+      ipcRenderer.invoke('tasks:update', id, updates, sessionId),
+    delete: (id: string, sessionId: string) => ipcRenderer.invoke('tasks:delete', id, sessionId),
+    // P2（v0.3.13）: 订阅任务变更事件（Agent 通过 task_manager 写入后触发）
+    onTaskChanged: (callback: (sessionId: string) => void) => {
+      const listener = (_event: unknown, sessionId: string): void => callback(sessionId);
+      ipcRenderer.on('task:changed', listener);
+      return () => ipcRenderer.removeListener('task:changed', listener);
+    },
   },
 
   // ===== v0.2.0: 审计日志 =====