[자동차 경주] 송채원 미션 제출합니다. #27

	name: Check Commit Message Convention

	on: pull_request

	jobs:
	check-commit-message:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code with full history
	uses: actions/checkout@v4
	with:
	fetch-depth: 0 # 전체 Git 히스토리를 가져옴

	- name: Get base branch
	run: echo "BASE_BRANCH=${{ github.base_ref }}" >> $GITHUB_ENV

	- name: Get all new commit messages in PR
	run: \|
	commit_messages=$(git log --format=%s origin/$BASE_BRANCH..HEAD)
	echo "Commit Messages in PR:"
	echo "$commit_messages"
	echo "COMMIT_MESSAGES<<EOF" >> $GITHUB_ENV
	echo "$commit_messages" >> $GITHUB_ENV
	echo "EOF" >> $GITHUB_ENV

	- name: Validate commit messages
	run: \|
	invalid_commits=0
	echo "🔍 Checking commit message convention..."
	while IFS= read -r commit_message; do
	# "Merge"로 시작하는 메시지는 검사에서 제외
	if [[ "$commit_message" =~ ^Merge ]]; then
	echo "⚡ Skipping merge commit: $commit_message"
	continue
	fi

	# Commit message validation
	if [[ ! "$commit_message" =~ ^(feat\|fix\|docs\|style\|refactor\|test\|chore)($.+$)?!?:\ .+ ]]; then
	echo "❌ Invalid commit message: $commit_message"
	invalid_commits=$((invalid_commits + 1))
	else
	echo "✅ Valid commit message: $commit_message"
	fi
	done <<< "$COMMIT_MESSAGES"

	if [[ $invalid_commits -gt 0 ]]; then
	echo "🚨 Some commit messages do not follow the convention!"
	echo "Example: 'feat: add login API'"
	exit 1
	fi

	echo "🎉 All commit messages follow the convention!"

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