https://github.com/metno/sedr/issues/1 and parse landing page. #24

	# https://docs.github.com/en/actions/use-cases-and-examples/publishing-packages/publishing-docker-images
	# https://docs.docker.com/build/ci/github-actions/manage-tags-labels/
	name: Docker Image CI

	on:
	push:
	branches:
	- "**"
	tags:
	- "v..*"

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

	jobs:
	build-and-push-image:
	runs-on: ubuntu-latest

	permissions:
	contents: read
	packages: write
	attestations: write
	id-token: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5.5.1
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	# generate Docker tags based on the following events/attributes
	tags: \|
	type=ref,event=branch
	type=ref,event=pr
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}

	- name: Log in to the Container registry
	if: github.event_name != 'pull_request'
	uses: docker/login-action@v3.3.0
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and push Docker image
	id: push
	uses: docker/build-push-action@v5
	with:
	context: .
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

	- name: Generate artifact attestation
	uses: actions/attest-build-provenance@v1
	with:
	subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
	subject-digest: ${{ steps.push.outputs.digest }}
	push-to-registry: true

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