Update frontend/src/App.tsx

frontend/src/App.tsx

@@ -12,7 +12,7 @@ const App: React.FC = () => {
   const [activeBottom, setActiveBottom] = useState('chat');
   const [projectPath] = useState('/app/sandbox');
   const [activeFile, setActiveFile] = useState<string | null>(null);
-  const [selectedModel, setSelectedModel] = useState('groq-mixtral-8x7b-32768');
+  const [selectedModel, setSelectedModel] = useState('groq-llama-3.3-70b-versatile');  // Updated default
 
   return (
     <div style={{ display: 'flex', height: '100vh', background: '#1e1e1e' }}>