Template app for Yandex Alice made on Starlette with ready from the box Now deployment
$ pip3 install -r requirements.txt
$ python3 app.py
Then in another console run ngrok to make your server open for the world.
$ ngrok http 8000
Then copy your public link and paste it into your skill settings in Alice developer dashboard
Install Now, then run inside the project directory
$ now
If you run firstly, you will have to login via the email confirmation and create a project. Repeat the same steps with public link and your skill settings as with ngrok.