chore: workflow 작성 (#8)

* chore: workflow 작성

* chore: workflow 오타 수정

* chore: nginx.conf 제외

* chore: docker-compose.yml, Dockerfile 작성

.github/workflows/cicd.yml

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+name: build and deploy
+
+on:
+  push:
+    branches: ['main']
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    environment: main
+    steps:
+      - name: Checkout Github actions
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Build with Gradle
+        uses : gradle/gradle-build-action@v2
+        with:
+          arguments: |
+            build
+            --scan
+
+      - name: Login to DockerHub
+        uses: docker/login-actions@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Docker Build & Push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ secrets.DOCKERHUB_USERNAME }}/dive_server:latest
+
+      - name: copy docker-compose -> EC2 server
+        uses: appleboy/[email protected]
+        with:
+          host: ${{ secrets.DIVE_SERVER_IP }}
+          username: ubuntu
+          key: ${{ secrets.EC2_SSH_KEY }}
+          source: docker-compose.yml
+          target: /home/ubuntu/
+  deploy:
+    runs-on: ubuntu-latest
+    environment: main
+    needs: build
+    steps:
+      - name: Docker compose
+        uses: appleboy/[email protected]
+        env:
+          DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+        with:
+          host: ${{ secrets.DIVE_SERVER_IP }}
+          username: ubuntu
+          key: ${{ secrets.EC2_SSH_KEY }}
+          envs: DOCKERHUB_USERNAME
+          script: |
+            echo "${{ secrets.DOCKERHUB_TOKEN }}" | docker login -u "${{ secrets.DOCKERHUB_USERNAME }}" --password-stdin
+            sudo docker pull ${{ env.DOCKERHUB_USERNAME }}/dive_server:latest
+            sudo docker compose -f /home/ubuntu/docker-compose.yml up -d
+            sudo docker image prune -a -f

Dockerfile

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+FROM eclipse-temurin:17
+ARG JAR_FILE=build/libs/*.jar
+COPY ${JAR_FILE} app.jar
+ENTRYPOINT ["java","-jar","/app.jar"]

docker-compose.yml

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+version: "3.8"
+
+services:
+  backend:
+    image: ${DOCKERHUB_USERNAME}/dive_server:latest
+    container_name: deploy_container
+    restart: always
+    network_mode: host
+    env_file:
+      - .env
+    environment:
+      - TZ=Asia/Seoul