FileServer/.github/workflows/docker.yml

name: Docker CI/CD

on:
  push:
    branches:
      - '**'
  release:
    types:
      - published

permissions:
  packages: write
  contents: read

jobs:
  build-and-save:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Build Docker image
        run: |
          IMAGE_NAME=$(echo ${{ github.repository }} | cut -d'/' -f2)
          docker build -t $IMAGE_NAME:${{ github.sha }} .

      - name: Save Docker image as .tar artifact
        run: |
          IMAGE_NAME=$(echo ${{ github.repository }} | cut -d'/' -f2)
          docker save $IMAGE_NAME:${{ github.sha }} > docker-image-${{ github.sha }}.tar

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: docker-image-${{ github.sha }}
          path: docker-image-${{ github.sha }}.tar

  build-and-push:
    runs-on: ubuntu-latest
    if: github.event_name == 'release'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

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

      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          registry: docker.io
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          tags: |
            ghcr.io/${{ github.repository }}:${{ github.event.release.tag_name }}
            ghcr.io/${{ github.repository }}:latest
            docker.io/your-dockerhub-username:${{ github.event.release.tag_name }}
            docker.io/your-dockerhub-username:latest
          push: true