private function backup()
    {
        if (! $this->disk->exists(storage_path('langmanGUI'))) {
            $this->disk->makeDirectory(storage_path('langmanGUI'));

            $this->disk->put(storage_path('langmanGUI'.'/.gitignore'), "*\n!.gitignore");
        }

        $this->disk->copyDirectory(resource_path('lang'), storage_path('langmanGUI/'.time()));
    }