chore: 백엔드 CD 스크립트 작성 #4

	name: Backend CI/CD Workflow

	on:
	pull_request:
	branches: [ "develop-BE" ]

	jobs:

	build-and-test:
	runs-on: ubuntu-latest
	permissions:
	contents: read

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up JDK 17
	uses: actions/setup-java@v4
	with:
	java-version: '17'
	distribution: 'corretto'

	- name: Set up Gradle
	uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5

	- name: Build with Gradle Wrapper
	run: ./gradlew clean build
	working-directory: ./backend

	- name: Docker build and push
	run: \|
	docker login -u ${{ secrets.DOCKERHUB_USERNAME }} -p ${{ secrets.DOCKERHUB_PASSWORD }}
	docker build -t ${{ secrets.DOCKERHUB_IMAGE_NAME }} .
	docker tag ${{ secrets.DOCKERHUB_IMAGE_NAME }} ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}
	docker push ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}

	deploy:
	needs: build-and-test
	runs-on: self-hosted

	steps:
	- name: Pull Image And Restart Container
	run: \|
	docker pull ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}
	docker stop ${{ secrets.DOCKERHUB_CONTAINER_NAME }} \| true
	docker rm ${{ secrets.DOCKERHUB_CONTAINER_NAME }} \| true
	docker run --name ${{ secrets.DOCKERHUB_CONTAINER_NAME }} -p 80:8080 ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_IMAGE_NAME }}:${GITHUB_SHA::7}

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