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

@@ -30,7 +30,6 @@ const child = spawn(executable, [], {
   env: {
     ...process.env,
     FIRELINK_SMOKE_TEST: '1',
-    FIRELINK_DISABLE_ARIA2_STARTUP: '1',
     WEBKIT_DISABLE_COMPOSITING_MODE: '1',
     GDK_BACKEND: 'x11',
   },

src-tauri/src/lib.rs

@@ -18628,9 +18628,6 @@ pub fn run() {
             let aria2_secret_clone = aria2_secret.clone();
             let app_handle_bg = app.handle().clone();
             tauri::async_runtime::spawn(async move {
-                if std::env::var_os("FIRELINK_DISABLE_ARIA2_STARTUP").is_some() {
-                    return;
-                }
 
                 let mut ws_port = 6800;
                 match resolve_bundled_binary_path(&app_handle_bg, "aria2c") {
@@ -19010,9 +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_STARTUP").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 () => {