Fatal error: Uncaught Error: Interface 'Lcobucci\JWT\Signer' not found in /var/www/html/hair_salon_management/vendor/lcobucci/jwt/src/Signer/BaseSigner.php:21 Stack trace: #0 {main} thrown in /var/www/html/hair_salon_management/vendor/lcobucci/jwt/src/Signer/BaseSigner.php on line 21