docker.yml

name: Docker

on: push

jobs:
  build:
    name: Build and Push Docker Image with SHA Tag
    runs-on: ubuntu-latest
    steps:
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Build and push Docker image with SHA tag
        uses: docker/build-push-action@v6
        with:
          platforms: linux/amd64,linux/arm64
          context: .
          file: ./Dockerfile
          push: true
          tags: gkalabin/prosper:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  tag-latest:
    name: Tag Image as Latest
    needs: build
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    concurrency:
      group: tag-latest
      cancel-in-progress: true
    steps:
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Pull image with SHA tag
        run: docker pull gkalabin/prosper:${{ github.sha }}

      - name: Tag image as 'latest'
        run: docker tag gkalabin/prosper:${{ github.sha }} gkalabin/prosper:latest

      - name: Push 'latest' tag
        run: docker push gkalabin/prosper:latest