public function onAppDownloadedMergeConfigs(Downloaded $event)
    {
        $files = [
            '/app/config/parameters.yml',
            '/app/config/vendor_config.yml',
            '/app/config/routing.yml',
            '/app/bundles.php',
        ];

        foreach ($files as $file) {
            if ($this->fs->exists($this->root_dir.$file)) {
                $this->fs->copy($this->root_dir.$file, $event->getPath().$file);
            }
        }
    }