How to server Jekkyl from github pages

How to set custom domain at Github pages at Websupport. Template repo was created from https://github.com/cotes2020/chirpy-starter

• set 4 A-recors
• one CNAME www..com

Upgrade and keep up with changes

https://github.com/cotes2020/jekyll-theme-chirpy/wiki/Upgrade-Guide

git remote add chirpy https://github.com/cotes2020/chirpy-starter.git
git checkout -b upgrade/v7.4.0
git restore --staged assets/lib
git checkout --ours _config.yml
git add .
git commit -m "upgrade theme to v7.4.0"
bundle update
git push