1. Install node.js
2. Open a command window
3. npx degit tivac/buzzin-streamdeck
4. cd buzzin-streamdeck
5. npm install
6. npm start

You've now got a server running at http:https://localhost:3000 and a browser window showing http:https://buzzin.live that is scriptable.

The server has a few routes:

This will wait until puppeteer has booted the browser and the basic starting page has loaded

This will find the button to create a (free tier) game and click it, starting a game.

You can adjust the spawned browser's width/height by changing index.js, look for const PAGE_WIDTH and const PAGE_HEIGHT values to modify them.