[#10] Update docker github action references #8

	name: Build dunst CI images

	# Run only when merged onto master
	on:
	push:
	branches: [ 'master' ]

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

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

	strategy:
	matrix:
	distro:
	- alpine
	- archlinux
	- debian-bookworm
	- debian-bullseye
	- debian-buster
	- fedora
	- misc-doxygen
	- ubuntu-focal
	- ubuntu-jammy

	# We need to push to the registry
	permissions:
	contents: read
	packages: write

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

	- name: Log in to the Container registry
	uses: docker/[email protected]
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# Default metadata action step.
	# Will add some "org.opencontainers.*"-labels with useful descriptions
	# However the tags are totally unusable for our case
	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/[email protected]
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image
	uses: docker/[email protected]
	with:
	context: ci
	file: ci/Dockerfile.${{ matrix.distro }}
	push: true
	tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.distro }}
	labels: ${{ steps.meta.outputs.labels }}

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