fix(e2e): skip registerUpdateHandlers in E2E mode (AppImageUpdater D-Bus hang on Linux CI)

Author: liam-russell

app/src/main/index.ts

@@ -229,7 +229,12 @@ app.whenReady().then(() => {
   if (isE2EMode) log.info('[e2e] hook handlers ok');
   registerWatchHandlers(getMainWindow);
   if (isE2EMode) log.info('[e2e] watch handlers ok');
-  registerUpdateHandlers();
+  // Skip update handler registration in E2E mode. On Linux CI, electron-updater
+  // initialises AppImageUpdater which accesses D-Bus / libsecret and hangs for
+  // ~20 s when no real session bus is available. Auto-update is irrelevant in tests.
+  if (!isE2EMode) {
+    registerUpdateHandlers();
+  }
   if (isE2EMode) log.info('[e2e] handlers registered');
 
   mainWindow = createWindow();