Warning: require(/app/contact-system/vendor/autoload.php): Failed to open stream: No such file or directory in /app/contact-system/app/bootstrap.php on line 9

Fatal error: Uncaught Error: Failed opening required '/app/contact-system/vendor/autoload.php' (include_path='.:/usr/local/lib/php') in /app/contact-system/app/bootstrap.php:9 Stack trace: #0 /app/contact-form.php(5): require() #1 {main} thrown in /app/contact-system/app/bootstrap.php on line 9