fix build

Author: mesut

apps/backend/src/routes/auth.ts

@@ -35,7 +35,7 @@ router.get('/google/callback', async (req, res, next) => {
   }
 
   // Continue with normal authentication flow using passport
-  passport.authenticate('google', { failureRedirect: `${FRONTEND_URL}/login?error=auth_failed` })(req, res, (err) => {
+  passport.authenticate('google', { failureRedirect: `${FRONTEND_URL}/login?error=auth_failed` })(req, res, (err: any) => {
     if (err) {
       return res.redirect(`${FRONTEND_URL}/login?error=server_error`);
     }