test(startup): isolate main WebView construction for issue 37

scripts/smoke-packaged-app.js

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

src-tauri/src/lib.rs

@@ -18561,9 +18561,11 @@ pub fn run() {
                     .focused(false)
                     .focusable(false);
             }
-            main_window_builder
-                .build()
-                .map_err(|error| format!("failed to create main window: {error}"))?;
+            if std::env::var_os("FIRELINK_SKIP_MAIN_WINDOW").is_none() {
+                main_window_builder
+                    .build()
+                    .map_err(|error| format!("failed to create main window: {error}"))?;
+            }
             restore_pending_main_window(app.handle());
 
             #[cfg(any(target_os = "windows", target_os = "linux"))]

src/main.tsx

@@ -78,11 +78,12 @@ const PropertiesStartupFailure = () => (
 const renderMainApp = async () => {
   if (!rootElement) return;
 
-  // 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" />);
+  // 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);
 };
 
 const renderPropertiesApp = async () => {