publish.yml

name: Publish

# Controls when the action will run.
on:
  # Triggers the workflow on new SemVer tags
  push:
    branches:
      - master
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'
      - 'v[0-9]+.[0-9]+.[0-9]+-**'

concurrency:
  group: ${{ github.workflow }}

jobs:
  docker:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-qemu-action@v3
      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/metadata-action@v5
        name: generate tags
        id: meta
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=ref,event=branch
            type=sha,prefix=
            type=semver,pattern={{version}}
      - uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          cache-from: type=gha
          cache-to: type=gha,mode=max