feat: cd구축 (#83)

Author: taeho4523

.github/workflows/gradle.yml

@@ -7,7 +7,7 @@ on:
     branches: [ "develop" ]
 
 jobs:
-  test:
+  build:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -24,3 +24,62 @@ jobs:
 
       - name: Build without running tests
         run: ./gradlew build -x test
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/develop'
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+
+      - name: Build application
+        run: ./gradlew build -x test
+
+      - name: Build Docker image
+        run: |
+          sudo docker build -t ${{ secrets.DOCKER_USERNAME }}/my-app:latest .
+          sudo docker build -t ${{ secrets.DOCKER_USERNAME }}/my-app:${{ github.sha }} .
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Push Docker image
+        run: |
+          sudo docker push ${{ secrets.DOCKER_USERNAME }}/my-app:latest
+          sudo docker push ${{ secrets.DOCKER_USERNAME }}/my-app:${{ github.sha }}
+
+      - name: Deploy to EC2
+        uses: appleboy/[email protected]
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USER }}
+          key: ${{ secrets.EC2_PRIVATE_KEY }}
+          port: 22
+          script: |
+            # 기존 컨테이너 중지 및 삭제
+            sudo docker stop my-app || true
+            sudo docker rm my-app || true
+
+            # 새 이미지 pull
+            sudo docker pull ${{ secrets.DOCKER_USERNAME }}/my-app:latest
+
+            # 새 컨테이너 실행
+            sudo docker run -d --name my-app -p 8080:8080 \
+              -e SPRING_PROFILES_ACTIVE=prod \
+              ${{ secrets.DOCKER_USERNAME }}/my-app:latest
+
+            # 이미지 정리
+            sudo docker image prune -f
+            
+            sudo docker ps