Fatal error: Uncaught Error: Call to undefined function env() in /home/salkanta/test.api.salkantay-trekking.com/vendor/laravel/lumen-framework/config/database.php:16 Stack trace: #0 {main} thrown in /home/salkanta/test.api.salkantay-trekking.com/vendor/laravel/lumen-framework/config/database.php on line 16