docker-build-push.yml

name: docker build

on:
  push:
    tags:
      - "docker_*"

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - name: Free Disk Space (Ubuntu)
        uses: jlumbroso/free-disk-space@main
        with:
          docker-images: false
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Generate Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ghcr.io/${{ github.repository }}
          tags: |
            type=match,pattern=docker_(.*),group=1
          flavor: |
            latest=true
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}