How to release

On a fork do

git switch -c release-x.y.z

Edit Rakefile and set future version.

bundle config set --local path vendor/bundle
bundle config set --local with 'release'
bundle install

CHANGELOG_GITHUB_TOKEN="token_MC_token-face" bundle exec rake changelog
git add -A
git commit -m 'Release X.Y.Z'
git push origin releae-x.y.z

as a maintainer on upstream do

git switch master
git pull
git tag $version
git push --tags