Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Validation\ValidationRule" not found in /home/hotagmpp/public_html/vendor/andreaselia/laravel-api-to-postman/tests/Fixtures/UppercaseRule.php:8 Stack trace: #0 {main} thrown in /home/hotagmpp/public_html/vendor/andreaselia/laravel-api-to-postman/tests/Fixtures/UppercaseRule.php on line 8