docker-image.yml

name: Create and Publish Docker Image CI


on:
  push:
    branches: [ "main" ]
  pull_request:

jobs:

  docker:

    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ghcr.io/allthingslinux/tux            
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=ref,event=pr
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to GHCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}