Fatal error: Uncaught Error: Call to undefined function env() in /home/tgmart/public_html/api/vendor/mll-lab/laravel-graphiql/src/graphiql.php:48 Stack trace: #0 {main} thrown in /home/tgmart/public_html/api/vendor/mll-lab/laravel-graphiql/src/graphiql.php on line 48