docker-publish.yml

name: Build and Publish Docker

on:
  release:
    types:
      - published
jobs:
  build_and_push:
    runs-on: ubuntu-latest
    timeout-minutes: 120
    env:
      IMAGE_NAME: co-metub
    steps:
      - name: checkout
        uses: actions/checkout@v2

      - name: Set env
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

      - 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@v3
        with:
          context: .
          push: true
          platforms: linux/amd64,linux/arm64
          tags: |
            ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest
            ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:${{ env.RELEASE_VERSION }}