Warning: require_once(controller/config.php): Failed to open stream: No such file or directory in /app/index.php on line 3

Fatal error: Uncaught Error: Failed opening required 'controller/config.php' (include_path='.:/nix/store/jxpzay1xrcphcd05wb7i7vysy89pkmn8-php-8.1.31/lib/php') in /app/index.php:3 Stack trace: #0 {main} thrown in /app/index.php on line 3