chros: 배포 빌드 캐시 적용 #14

	name: Java CI/CD with Docker and EC2

	on:
	push:
	branches: [ "main" ]
	paths:
	- "backend/**"

	jobs:
	build-and-push:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: backend

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

	- name: Set up JDK 21
	uses: actions/setup-java@v4
	with:
	java-version: '21'
	distribution: 'temurin'

	- name: Cache Gradle
	uses: actions/cache@v4
	with:
	path: \|
	~/.gradle/caches
	~/.gradle/wrapper
	key: gradle-${{ hashFiles('*/.gradle*') }}

	- name: Build with Gradle
	run: \|
	chmod +x gradlew
	./gradlew bootJar -x test

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Build and push Docker image
	uses: docker/build-push-action@v5
	with:
	context: backend
	push: true
	tags: jookyworld/prolog-backend:latest

	deploy:
	needs: build-and-push
	runs-on: ubuntu-latest

	steps:
	- name: Deploy to EC2 via SSH
	uses: appleboy/ssh-action@master
	with:
	host: ${{ secrets.EC2_HOST }}
	username: ${{ secrets.EC2_USERNAME }}
	key: ${{ secrets.EC2_SSH_KEY }}
	script: \|
	cd ~/app

	sudo docker-compose -f docker-compose.prod.yml up -d --remove-orphans --pull always

	sudo docker image prune -f

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