Fatal error: Uncaught Error: Class "Symfony\Component\Filesystem\Filesystem" not found in /var/www/public/git/vendor/phpro/grumphp/src/Util/Filesystem.php:11 Stack trace: #0 {main} thrown in /var/www/public/git/vendor/phpro/grumphp/src/Util/Filesystem.php on line 11