Fatal error: Uncaught Exception: Vendor autoload is not found. Please run 'composer install' under application root directory. in /app/run/app/autoload.php:46 Stack trace: #0 /app/run/app/bootstrap.php(33): require_once() #1 /app/run/pub/errors/processorFactory.php(10): require_once('/app/run/app/bo...') #2 /app/run/pub/errors/404.php(7): require_once('/app/run/pub/er...') #3 {main} thrown in /app/run/app/autoload.php on line 46