try to do better

frontend/src/App.tsx

@@ -10,6 +10,7 @@ import Profile from './pages/Profile';
 import { useStore } from './store/useStore';
 import { authApi } from './api/client';
 import { Loader2 } from 'lucide-react';
+import { ErrorBoundary } from './components/ErrorBoundary';
 
 function AppContent() {
   const { t, i18n } = useTranslation();
@@ -89,9 +90,11 @@ function AppContent() {
 
 function App() {
   return (
-    <BrowserRouter>
-      <AppContent />
-    </BrowserRouter>
+    <ErrorBoundary>
+      <BrowserRouter>
+        <AppContent />
+      </BrowserRouter>
+    </ErrorBoundary>
   );
 }