release.yaml

# This action pushes new amd64 and arm64 docker images to the Docker and GitHub
# registries on every new release of the project.
#
# Cobbled together from these sources:
# - https://github.com/docker/build-push-action/#usage
# - https://docs.github.com/en/actions/publishing-packages/publishing-docker-images

name: Release

"on":
  release:
    types: [published]

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: docker/setup-qemu-action@v2

      - uses: docker/setup-buildx-action@v2

      - uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - uses: docker/metadata-action@v4
        with:
          images: |
            mccutchen/go-httpbin
        id: meta

      - uses: docker/build-push-action@v3
        with:
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}