Fatal error: Uncaught Error: Call to undefined function env() in /home/apikharedi/public_html/api/vendor/mll-lab/laravel-graphql-playground/src/graphql-playground.php:49 Stack trace: #0 {main} thrown in /home/apikharedi/public_html/api/vendor/mll-lab/laravel-graphql-playground/src/graphql-playground.php on line 49