public static function launch()
    {
        if (static::check()) {
            clean();

            $view = config('maintenance.view');
            $view = str_replace('.', '/', $view).'.php';

            // $view = '../app/views/'.$view;
            $view = '../resources/views/'.$view;
            // d($view);:
            if (!file_exists($view)) {
                throw new \Exception('The view \''.config('maintenance.view').'\' not found');
            }

            include $view;

            out('');
        }
    }