python app.py. The server listens on your network by default
(HOST=0.0.0.0, PORT=5000). You can change it with environment variables HOST and PORT.
ipconfig and look for IPv4 Address (e.g., 192.168.1.23).
Then open http://<that-ip>:5000/ on the iPad.
After installing, you can use the app offline for the main pages thanks to the built‑in Service Worker.