feat: add auto-update functionality with settings UI

- Implement electron-updater integration with IPC handlers for update operations
- Add Pinia store for managing update state and user preferences
- Create settings UI with version display, update controls, and auto-update toggles
- Update IPC constants and preload API for update-related communication
- Refactor preload invoke methods to use async IPC consistently
- Add rounded corners to settings page layout for better visual consistency

electron/preload/index.ts

@@ -23,17 +23,11 @@ const api: WindowApi = {
   // 通过 IPC 调用主进程
   readFile: (filePath: string) => ipcRenderer.invoke(IPC_EVENTS.READ_FILE, filePath), 
 
-  // 同步调用
-  invoke: (channel: IPC_EVENTS, ...args: any[]) => ipcRenderer.sendSync(IPC_EVENTS.INVOKE, channel, ...args),
+  // 异步调用(映射为 electron 的 invoke)
+  invoke: (channel: IPC_EVENTS, ...args: any[]) => ipcRenderer.invoke(channel, ...args),
 
-  // 异步调用
-  invokeAsync: (channel: IPC_EVENTS, ...args: any[]) => {
-    try {
-      ipcRenderer.invoke(IPC_EVENTS.INVOKE_ASYNC, channel, ...args)
-    } catch (error) {
-      throw error
-    }
-  },
+  // 异步调用(为了兼容老代码)
+  invokeAsync: (channel: IPC_EVENTS, ...args: any[]) => ipcRenderer.invoke(channel, ...args),
 
   // 监听主进程消息
   on: (event: IPC_EVENTS, callback: (...args: any[]) => void) => {