feat: Implement OAuth profile enhancement

src/pages/Auth.tsx

@@ -275,7 +275,11 @@ export default function Auth() {
       } = await supabase.auth.signInWithOAuth({
         provider,
         options: {
-          redirectTo: `${window.location.origin}/auth/callback`
+          redirectTo: `${window.location.origin}/auth/callback`,
+          // Request additional scopes for avatar access
+          scopes: provider === 'google' 
+            ? 'email profile'
+            : 'identify email'
         }
       });
       if (error) throw error;