22장 this - 테스트 #24

	name: Check Changed Files in PR

	on:
	pull_request:
	paths:
	- '*/' # 모든 경로에서 이벤트 감지

	jobs:
	check_changed_files:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 1

	- name: Count Changed Files
	id: count_files
	run: \|
	git diff --name-only ${{ github.event.before }} ${{ github.sha }} > temp.diff
	changed_files=$(wc -l < temp.diff)
	cat temp.diff
	echo "Changed files count: $changed_files"
	echo "::set-output name=changed_files::$changed_files"

	- name: Check File Count
	run: \|
	changed_files=${{ steps.count_files.outputs.changed_files }}
	echo "Changed files count: $changed_files"
	if [ $changed_files -eq 1 ]; then
	echo "Only 1 file changed. Workflow continues."
	else
	echo "More than 1 file changed. Exiting the workflow."
	exit 1
	fi

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