Add debug mode to SpeedInsights for troubleshooting

- Enable debug prop on SpeedInsights component
- This will help identify why analytics aren't showing in production

Author: Kciku

src/App.jsx

@@ -169,7 +169,7 @@ function App() {
 
       {/* Vercel Analytics */}
       <Analytics />
-      <SpeedInsights />
+      <SpeedInsights debug />
     </div>
   )
 }