Warning: require_once(/app/public.built/vendor/autoload.php): Failed to open stream: No such file or directory in /app/public.built/wp-config.php on line 18

Fatal error: Uncaught Error: Failed opening required '/app/public.built/vendor/autoload.php' (include_path='.:') in /app/public.built/wp-config.php:18 Stack trace: #0 /app/public.built/wp-load.php(50): require_once() #1 /app/public.built/wp-blog-header.php(13): require_once('/app/public.bui...') #2 /app/public.built/index.php(17): require('/app/public.bui...') #3 {main} thrown in /app/public.built/wp-config.php on line 18