fix(app-state): refactor quitting logic to use setQuitting function (#199)

electron/main/app-state.ts

@@ -0,0 +1,5 @@
+export let isQuitting = false;
+
+export function setQuitting(value = true): void {
+  isQuitting = value;
+}

electron/main/index.ts

@@ -15,13 +15,13 @@ import { warmupNetworkOptimization } from '../utils/uv-env';
 
 import { ClawHubService } from '../gateway/clawhub';
 import { ensureClawXContext, repairClawXOnlyBootstrapFiles } from '../utils/openclaw-workspace';
+import { isQuitting, setQuitting } from './app-state';
 
 // Disable GPU acceleration for better compatibility
 app.disableHardwareAcceleration();
 
 // Global references
 let mainWindow: BrowserWindow | null = null;
-let isQuitting = false;
 const gatewayManager = new GatewayManager();
 const clawHubService = new ClawHubService();
 
@@ -239,7 +239,7 @@ app.on('window-all-closed', () => {
 });
 
 app.on('before-quit', () => {
-  isQuitting = true;
+  setQuitting();
   // Fire-and-forget: do not await gatewayManager.stop() here.
   // Awaiting inside before-quit can stall Electron's quit sequence.
   void gatewayManager.stop().catch((err) => {

electron/main/updater.ts

@@ -10,6 +10,7 @@ import { autoUpdater, UpdateInfo, ProgressInfo, UpdateDownloadedEvent } from 'el
 import { BrowserWindow, app, ipcMain } from 'electron';
 import { logger } from '../utils/logger';
 import { EventEmitter } from 'events';
+import { setQuitting } from './app-state';
 
 /** Base CDN URL (without trailing channel path) */
 const OSS_BASE_URL = 'https://oss.intelli-spectrum.com';
@@ -209,22 +210,18 @@ export class AppUpdater extends EventEmitter {
   /**
    * Install update and restart.
    *
-   * On macOS, electron-updater's MacUpdater still delegates to Squirrel.Mac
-   * internally. Squirrel's quitAndInstall() is unreliable — it sometimes
-   * fails to trigger `before-quit`, leaving the tray close handler to
-   * intercept and hide the window instead of quitting. We force `app.quit()`
-   * after a short grace period as a safety net.
+   * On macOS, electron-updater delegates to Squirrel.Mac (ShipIt). The
+   * native quitAndInstall() spawns ShipIt then internally calls app.quit().
+   * However, the tray close handler in index.ts intercepts window close
+   * and hides to tray unless isQuitting is true. Squirrel's internal quit
+   * sometimes fails to trigger before-quit in time, so we set isQuitting
+   * BEFORE calling quitAndInstall(). This lets the native quit flow close
+   * the window cleanly while ShipIt runs independently to replace the app.
    */
   quitAndInstall(): void {
     logger.info('[Updater] quitAndInstall called');
+    setQuitting();
     autoUpdater.quitAndInstall();
-
-    if (process.platform === 'darwin') {
-      setTimeout(() => {
-        logger.warn('[Updater] macOS: forcing app.quit() (Squirrel fallback)');
-        app.quit();
-      }, 3_000).unref();
-    }
   }
 
   /**