docker-publish-ghcr.yml

# EDIT this workflow name
name: Push to ghcr

on:
  push:
    branches: [ master ]
    tags: [ 'v*' ]

env:
  # EDIT this env variable
  IMAGE_ID: ghcr.io/approach0/rsyncd

jobs:

  publish:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2

    - name: Build image
      run: docker build . --file Dockerfile --tag tmp

    # EDIT this Docker registry credentials
    - name: Docker registry login
      run: echo "${{ secrets.GITHUBPAT }}" | docker login ghcr.io -u 't-k-' --password-stdin

    - name: Push image
      run: |
        # Example "ref": "refs/tags/0.3.1"
        VERSION=$(echo "${{ github.ref }}" | sed -e 's@.*/\(.*\)@\1@')
        [ "$VERSION" == "master" ] && VERSION=latest

        echo IMAGE_ID=$IMAGE_ID
        echo VERSION=$VERSION

        docker tag tmp $IMAGE_ID:$VERSION
        docker push $IMAGE_ID:$VERSION