Error: Subject line has to contain a commit type, e.g.: "Change: blabla" or a merge commit e.g.: "Merge xxx". Valid types are: DataChange - Persistent data change Change - API breaking change change - API breaking change Feature - API compatible new feature feat - API compatible new feature Improve - Become better without functional changes improve - Become better without functional changes Perf - Performance improvement perf - Performance improvement Dep - dependency update deps - dependency update Doc - doc update docs - doc update Test - test udpate test - test udpate CI - CI workflow update ci - CI workflow update Refactor - refactor without function change. refactor - refactor without function change. Fix - fix bug fix - fix bug Fixdoc - fix doc Fixup - minor change: e.g., fix sth mentioned in a review. BumpVer - Bump to a new version. Chore - Nothing important. chore - Nothing important. Build(deps) - bot: dependabot.