tabbyAPI/.github/workflows/docker-image.yml

name: Build and publish a Docker image
on:
  push:
    branches: ['main']

concurrency:
  group: "docker-${{ github.ref }}"
  cancel-in-progress: true

# Used for the Container registry domain and Docker image name
env:
  REGISTRY: ghcr.io

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      matrix:
        include:
          - dockerfile: ./docker/Dockerfile
            tag: latest
          - dockerfile: ./docker/Dockerfile.cu13
            tag: cu13
    steps:
      - uses: actions/checkout@v4

      - name: Log in to the Container registry
        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Lowercase image name
        id: image
        run: echo "name=$(echo "$GITHUB_REPOSITORY" | tr '[:upper:]' '[:lower:]')" >> "$GITHUB_OUTPUT"

      # Adds "latest" tag to the newly built image
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
        with:
          images: ${{ env.REGISTRY }}/${{ steps.image.outputs.name }}
          tags: type=raw,value=${{ matrix.tag }}

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

      # Builds and pushes the Docker image to GitHub Packages
      - name: Build and push Docker image
        uses: docker/build-push-action@5cd11c3a4ced054e52742c5fd54dca954e0edd85
        with:
          file: ${{ matrix.dockerfile }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ steps.image.outputs.name }}:buildcache-${{ matrix.tag }}
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ steps.image.outputs.name }}:buildcache-${{ matrix.tag }},mode=max