test(startup): isolate renderer crash path (#37)

- Issue #37: replace the main renderer with a minimal startup control for packaged smoke runs.\n- Keep native startup, Aria2, and the extension endpoint unchanged for comparison.\n\nRefs #37.

scripts/smoke-packaged-app.js

@@ -23,21 +23,16 @@ const stabilityMsValue = Number.parseInt(argValue('--stability-ms') || '5000', 1
 const stabilityMs = Number.isFinite(stabilityMsValue) && stabilityMsValue >= 0
   ? Math.min(stabilityMsValue, MAX_STABILITY_MS)
   : 5000;
-const childEnv = {
-  ...process.env,
-  FIRELINK_SMOKE_TEST: '1',
-  FIRELINK_DISABLE_ARIA2_POLLER: '1',
-  WEBKIT_DISABLE_COMPOSITING_MODE: '1',
-  GDK_BACKEND: 'x11',
-};
-if (process.argv.includes('--disable-aria2-poller')) {
-  childEnv.FIRELINK_DISABLE_ARIA2_POLLER = '1';
-}
 const READY_PORT_TIMEOUT_MS = 500;
 const child = spawn(executable, [], {
   cwd: process.env.RUNNER_TEMP || process.env.TMPDIR || process.cwd(),
   detached: process.platform !== 'win32',
-  env: childEnv,
+  env: {
+    ...process.env,
+    FIRELINK_SMOKE_TEST: '1',
+    WEBKIT_DISABLE_COMPOSITING_MODE: '1',
+    GDK_BACKEND: 'x11',
+  },
   stdio: ['ignore', 'pipe', 'pipe'],
 });
 

src-tauri/src/lib.rs

@@ -19007,9 +19007,6 @@ pub fn run() {
             let poll_secret = aria2_secret.clone();
             let poll_mgr = Arc::clone(&queue_manager_poll);
             tauri::async_runtime::spawn(async move {
-                if std::env::var_os("FIRELINK_DISABLE_ARIA2_POLLER").is_some() {
-                    return;
-                }
                 let mut interval = tokio::time::interval(std::time::Duration::from_millis(1000));
                 let mut observations: HashMap<String, Aria2ConnectionObservation> = HashMap::new();
                 let mut missing_gid_recovery_at: HashMap<String, Instant> = HashMap::new();

src/main.tsx

@@ -78,12 +78,11 @@ const PropertiesStartupFailure = () => (
 const renderMainApp = async () => {
   if (!rootElement) return;
 
-  // Keep the child entrypoint isolated from the main application module. App
-  // imports the persistent Zustand stores, whose module initialization issues
-  // main-window-only IPC commands. Loading it in a Properties child creates a
-  // second persistence owner and can race the bridge handshake.
-  const RootComponent = (await import('./App')).default;
-  renderRoot(RootComponent);
+  // Diagnostic control for Issue #37: keep the native shell and extension
+  // server alive without loading the application renderer or its startup
+  // effects. This branch is used only to separate renderer startup from the
+  // native delayed-crash path.
+  renderRoot(() => <div data-firelink-startup-control="renderer" />);
 };
 
 const renderPropertiesApp = async () => {