docker.yaml

name: Publish Docker
on:
  push:
    branches:
    - main
    - master
#   pull_request: ~

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

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v3.3.0
      with:
        fetch-depth: 2
    - name: Log in to the Container registry
      if: ${{ !env.ACT }}
      uses: docker/login-action@v2.1.0
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Extract metadata (tags, labels) for Docker
      id: meta
      uses: docker/metadata-action@v4.3.0
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

    - name: Build and push Docker image (version tag)
      if: steps.check-version.outputs.current-version
      uses: docker/build-push-action@v3.3.0
      with:
        context: .
        push: true
        tags: ghcr.io/${{ github.repository }}:${{ steps.check-version.outputs.current-version }}
        labels: ${{ steps.meta.outputs.labels }}