Fatal error: Uncaught Error: Interface "Kreait\Firebase\Contract\Firestore" not found in /home/sumi/public_html/vendor/kreait/firebase-php/src/Firebase/Firestore.php:14 Stack trace: #0 {main} thrown in /home/sumi/public_html/vendor/kreait/firebase-php/src/Firebase/Firestore.php on line 14