refactor(main): modify main.js to use ESM module style

main.js

@@ -1,14 +1,21 @@
-const { app, BrowserWindow, Menu ,ipcMain} = require('electron');
-const path = require('path');
-const {writeLog} = require('./src/log/log-writer.js')
+// main.js  (ESM 版本)
+import { app, BrowserWindow, Menu, ipcMain } from 'electron';
+import { fileURLToPath } from 'url';
+import { dirname, join } from 'path';
+import { writeLog } from './src/log/log-writer.js';
 
+// -------------- 构造 ESM 版 __dirname --------------
+const __filename = fileURLToPath(import.meta.url);
+const __dirname  = dirname(__filename);
+
+// -------------- 创建窗口 --------------
 function createWindow() {
   const isMac = process.platform === 'darwin';
 
   const win = new BrowserWindow({
-    show: false,                       // 先隐藏，避免白屏
-    frame: !isMac,                     // 非 macOS 无边框
-    titleBarStyle: isMac ? 'hiddenInset' : 'default', // macOS 隐藏标题栏但保留控制按钮
+    show: false,
+    frame: !isMac,
+    titleBarStyle: isMac ? 'hiddenInset' : 'default',
     webPreferences: {
       nodeIntegration: true,
       contextIsolation: false,
@@ -17,20 +24,17 @@ function createWindow() {
 
   // 去掉应用菜单栏
   Menu.setApplicationMenu(null);
-  if (!isMac) win.removeMenu();        // Windows / Linux 额外保险
+  if (!isMac) win.removeMenu();
 
-  // 启动即最大化
   win.maximize();
 
-  // 加载 Taro 编译后的 H5 页面
-  // win.loadFile(path.join(__dirname, './dist/h5/index.html'));
   // 加载外置 H5 页面
-  win.loadFile(path.join(process.cwd(), 'h5/index.html'));
+  win.loadFile(join(process.cwd(), 'h5/index.html'));
 
-  // 页面准备好再显示，防止视觉闪烁
   win.once('ready-to-show', () => win.show());
 }
 
+// -------------- 应用生命周期 --------------
 app.whenReady().then(createWindow);
 
 app.on('window-all-closed', () => {
@@ -41,6 +45,7 @@ app.on('activate', () => {
   if (BrowserWindow.getAllWindows().length === 0) createWindow();
 });
 
-ipcMain.handle('write-log', (_, level, msg) => {
+// -------------- IPC --------------
+ipcMain.handle('write-log', async (_, level, msg) => {
   writeLog(level, msg);
 });