First, install ViolentMonkey: https://violentmonkey.github.io/get-it/
Install: https://github.com/FelixDombek-TomTom/violentmonkey-userscripts/raw/main/github-pr-expandall.user.js
Install: https://github.com/FelixDombek-TomTom/violentmonkey-userscripts/raw/main/github-pr-navbar.user.js