refactor(desktop): extract auto-updater into modules/auto-updater.ts

surfsense_desktop/src/modules/auto-updater.ts

@@ -0,0 +1,33 @@
+import { app, dialog } from 'electron';
+import { autoUpdater } from 'electron-updater';
+
+export function setupAutoUpdater(): void {
+  if (!app.isPackaged) return;
+
+  autoUpdater.autoDownload = true;
+
+  autoUpdater.on('update-available', (info) => {
+    console.log(`Update available: ${info.version}`);
+  });
+
+  autoUpdater.on('update-downloaded', (info) => {
+    console.log(`Update downloaded: ${info.version}`);
+    dialog.showMessageBox({
+      type: 'info',
+      buttons: ['Restart', 'Later'],
+      defaultId: 0,
+      title: 'Update Ready',
+      message: `Version ${info.version} has been downloaded. Restart to apply the update.`,
+    }).then(({ response }) => {
+      if (response === 0) {
+        autoUpdater.quitAndInstall();
+      }
+    });
+  });
+
+  autoUpdater.on('error', (err) => {
+    console.error('Auto-updater error:', err);
+  });
+
+  autoUpdater.checkForUpdates();
+}