GitHub Actions CI/CD

# .github/workflows/deploy.yml
name: CI/CD Pipeline

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v4
        with:
          java-version: "17"
          distribution: "temurin"
      - name: Cache Gradle
        uses: actions/cache@v3
        with:
          path: ~/.gradle/caches
          key: gradle-${{ hashFiles("**/*.gradle*") }}
      - name: Test
        run: ./gradlew test
      - name: Upload Test Report
        uses: actions/upload-artifact@v3
        if: failure()
        with:
          name: test-report
          path: build/reports/tests/

  deploy:
    needs: test
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4
      - name: Build & Push Docker
        run: |
          docker build -t ${{ secrets.DOCKER_IMAGE }} .
          echo ${{ secrets.DOCKER_PASSWORD }} | docker login -u ${{ secrets.DOCKER_USERNAME }} --password-stdin
          docker push ${{ secrets.DOCKER_IMAGE }}
      - name: Deploy to Server
        uses: appleboy/ssh-action@v1
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ${{ secrets.SERVER_USER }}
          key: ${{ secrets.SSH_KEY }}
          script: |
            docker pull ${{ secrets.DOCKER_IMAGE }}
            docker compose up -d --no-deps app