docker-minecraft-server/.github/workflows/merge-variants.yml

name: Merge image variants
on:
  push:
    branches:
      - master
jobs:
  merge:
    if: github.repository == 'itzg/docker-minecraft-server'
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - uses: actions/checkout@v2.3.4
        with:
          # fetch all history for merging operations
          fetch-depth: 0
      - name: Run docker-versions-create
        run: |
          git config --add user.name "${GITHUB_ACTOR:-Github Actions}"
          git config --add user.email "actions@github.com"
          ./docker-versions-create.sh -b