feedback tab

frontend/src/App.tsx

@@ -5,6 +5,7 @@ import Navbar from './components/Navbar';
 import Footer from './components/Footer';
 import AuthModal from './components/AuthModal';
 import AlphaGate from './components/AlphaGate';
+import FeedbackButton from './components/FeedbackButton';
 import Home from './pages/Home';
 import GoogleCallback from './pages/GoogleCallback';
 import VerifyEmail from './pages/VerifyEmail';
@@ -32,7 +33,7 @@ import './App.css';
 const API_URL = process.env.REACT_APP_API_URL || 'http://localhost:5001';
 
 const AppContent: React.FC = () => {
-  const { showAuthModal, authModalMode, closeAuthModal } = useAuth();
+  const { showAuthModal, authModalMode, closeAuthModal, user } = useAuth();
   const [hasAlphaAccess, setHasAlphaAccess] = useState<boolean | null>(null);
   const [checkingAccess, setCheckingAccess] = useState(true);
 
@@ -192,6 +193,9 @@ const AppContent: React.FC = () => {
         onHide={closeAuthModal}
         initialMode={authModalMode}
       />
+
+      {/* Show feedback button for authenticated users */}
+      {user && <FeedbackButton />}
     </>
   );
 };