gallery-dl-webapp/ │ ├── run.py # Application runner ├── config.py # Configuration management ├── requirements.txt # Python dependencies ├── app/ │ ├── init.py # Flask app factory │ ├── routes.py # All route handlers │ └── services.py # Business logic & download service ├── templates/ │ └── index.html # Frontend HTML ├── downloads/ # Downloaded files (auto-created) ├── app.log # Application logs (auto-created) └── .env # Environment variables (optional)