Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Validation\Rule" not found in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Contracts/Validation/ImplicitRule.php:8 Stack trace: #0 {main} thrown in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Contracts/Validation/ImplicitRule.php on line 8