add chap 7 #43

	name: Docker Image CI/CD

	on:
	push:
	branches:
	- main

	permissions:
	contents: write

	jobs:
	build-and-push:
	runs-on: ubuntu-latest
	environment: production

	steps:
	- name: Checkout 'study' repository
	uses: actions/checkout@v3

	- name: Login to Docker Registry
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}
	registry: art.montkim.com

	- name: Extract short SHA
	id: vars
	run: echo "SHORT_SHA=${GITHUB_SHA::6}" >> $GITHUB_ENV

	- name: Build and push Docker image
	id: build-push
	run: \|
	docker build -t "art.montkim.com/study/my-gitbook:${{ env.SHORT_SHA }}" .
	docker push "art.montkim.com/study/my-gitbook:${{ env.SHORT_SHA }}"

	- name: Checkout 'study-manifests' repository
	if: success() # 이전 단계가 성공한 경우에만 실행
	uses: actions/checkout@v3
	with:
	repository: idoyo7/study-manifests
	token: ${{ secrets.PERSONAL_GITHUB_TOKEN }}
	path: study-manifests

	- name: Update manifest files
	if: success() # 이전 단계가 성공한 경우에만 실행
	run: \|
	cd study-manifests
	sed -i 's\|image:.*\|image: art.montkim.com/study/my-gitbook:${{ env.SHORT_SHA }}\|' deployment.yaml

	- name: Commit and push changes to 'study-manifests'
	if: success() # 이전 단계가 성공한 경우에만 실행
	run: \|
	cd study-manifests
	git config user.name "${{ github.actor }}"
	git config user.email "${{ github.actor }}@users.noreply.github.com"
	git add .
	git commit -m "Update image tag to ${{ env.SHORT_SHA }}"
	git push

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