docs: CSS z-index 속성 이해하기 #19

	name: Deploy to GitHub Pages

	on:
	pull_request:
	branches: [main]
	push:
	branches: [main]

	permissions:
	contents: write

	jobs:
	test-deploy:
	if: github.event_name != 'push'
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- uses: actions/setup-node@v4
	with:
	node-version: 18
	cache: yarn
	- name: Install dependencies
	run: yarn install --frozen-lockfile
	- name: Test build website
	run: yarn build
	deploy:
	if: github.event_name != 'pull_request'
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- uses: actions/setup-node@v4
	with:
	node-version: 18
	cache: yarn
	- uses: webfactory/ssh-agent@v0.5.0
	with:
	ssh-private-key: ${{ secrets.GH_PAGES_DEPLOY }}
	- name: Deploy to GitHub Pages
	env:
	USE_SSH: true
	run: \|
	git config --global user.email "reasons@kakao.com"
	git config --global user.name "DearYuto"
	yarn install
	yarn deploy

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