ProGit : https://git-scm.com/book/ko/v2커밋 메시지 작성 가이드 : https://chris.beams.io/posts/git-commit/GUI Tool : https://git-fork.com/실습https://backlogtool.com/git-guide/kr/https://learngitbranching.js.org/
[콘텐츠 설계] 조영광
