build-and-deploy.yml

name: Build and Publish Docker Images

on:
  push:
    branches:
      - master
      - docker
  pull_request:
    branches:
      - master
      - docker
      
jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      
    steps:
    - name: Checkout code
      uses: actions/checkout@v3

    - uses: actions/setup-java@v4
      with:
        distribution: temurin
        java-version: 21

    - name: Setup Gradle
      uses: gradle/actions/setup-gradle@v4
      
    - name: Build with Gradle (backend)
      run: |
        cd backend
        ./gradlew bootJar
        
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2

    - name: Log in to GHCR
      uses: docker/login-action@v2
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Build and push frontend Docker image to GHCR
      uses: docker/build-push-action@v3
      with:
        context: ./frontend
        file: ./frontend/Dockerfile
        push: true
        tags: ghcr.io/loudbooks/pastebook-frontend:latest

    - name: Build and push backend Docker image to GHCR
      uses: docker/build-push-action@v3
      with:
        context: ./backend
        file: ./backend/Dockerfile
        push: true
        tags: ghcr.io/loudbooks/pastebook-backend:latest

    - name: Log in to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_TOKEN }}

    - name: Build and push frontend Docker image to Docker Hub
      uses: docker/build-push-action@v3
      with:
        context: ./frontend
        file: ./frontend/Dockerfile
        push: true
        tags: ${{ secrets.DOCKER_USERNAME }}/pastebook-frontend:latest

    - name: Build and push backend Docker image to Docker Hub
      uses: docker/build-push-action@v3
      with:
        context: ./backend
        file: ./backend/Dockerfile
        push: true
        tags: ${{ secrets.DOCKER_USERNAME }}/pastebook-backend:latest