cobalt/.github/workflows/docker.yml

name: Build Docker image

on:
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        
      - name: Log in to the Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get version from package.json
        id: package-version
        uses: martinbeentjes/npm-get-version-action@v1.3.1
      - name: Get short commit hash
        id: commit-hash
        run: echo "commit_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          tags: |
            type=raw,value=latest
            type=raw,value=${{ steps.package-version.outputs.current-version }}
            type=raw,value=${{ steps.package-version.outputs.current-version }}-${{ steps.commit-hash.outputs.commit_short }}
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}