Fatal error: Uncaught Error: Class 'Illuminate\Support\Facades\Facade' not found in /opt/lampp/htdocs/us/vendor/andreasindal/laravel-markdown/src/Facade.php:18 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/us/vendor/andreasindal/laravel-markdown/src/Facade.php on line 18