build.yml

name: Create and publish a Docker image

on:
  push:
    branches:
      - master
  release:
    types: ['published']

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

jobs:
  build-and-push-image:
    runs-on: ubuntu-22.04
    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
    permissions:
      contents: read
      packages: write
      # 
    steps:
      - uses: docker/setup-buildx-action@v2.9.0
        with:
          driver-opts: image=moby/buildkit
      - uses: docker/metadata-action@v4.6.0
        id: meta
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=sha,format=long
            type=semver,pattern={{version}}
      - uses: docker/login-action@v2.2.0
        if: github.event_name != 'pull_request'
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}
      - uses: docker/build-push-action@v4.1.1
        with:
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          platforms: linux/amd64
          provenance: false
          cache-from: type=gha
          cache-to: type=gha,mode=max