publish_docker.yml

# documentation
#https://docs.github.com/en/actions/publishing-packages/publishing-docker-images#publishing-images-to-github-packages

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

# name: Create and publish a Docker image

# on:
#   push:
#     branches: ['release']

# 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@v2

#       - name: Log in to the Container registry
#         uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
#         with:
#           registry: ${{ env.REGISTRY }}
#           username: ${{ github.actor }}
#           password: ${{ secrets.GITHUB_TOKEN }}

#       - name: Extract metadata (tags, labels) for Docker
#         id: meta
#         uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
#         with:
#           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

#       - name: Build and push Docker image
#         uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
#         with:
#           context: .
#           push: true
#           tags: ${{ steps.meta.outputs.tags }}
#           labels: ${{ steps.meta.outputs.labels }}