WIP #615

	# This workflow is run as part of CI to test that they run through.
	#
	# The images are pushed to `ghcr.io` for each PR and branch. The ones for
	# the releases are pushed in `release-please.yml`.
	name: Docker Build

	on:
	- push
	- pull_request

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	build-and-push-image:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Log in to the Container registry
	uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Write VERSION file for Python package
	run: \|
	git describe --all \| tee VERSION

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image
	uses: docker/build-push-action@v6
	with:
	context: .
	file: utils/docker/Dockerfile
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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