Create and publish a Docker image #1

	# see:
	# - https://docs.github.com/en/actions/publishing-packages/publishing-docker-images#publishing-images-to-github-packages
	# - https://github.com/docker/build-push-action/tree/v5.0.0

	name: Create and publish a Docker image

	on: workflow_dispatch

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

	jobs:
	build-and-push-image:
	runs-on: self-hosted
	timeout-minutes: 720
	permissions:
	contents: read
	packages: write
	strategy:
	matrix:
	mysql_version:
	- 8.0.28
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Log in to the Container registry
	uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Set image name
	run: \|
	echo "IMAGE_NAME=`echo ${REPOSITORY_NAME} \| tr '[A-Z]' '[a-z]'`" >>${GITHUB_ENV}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image
	uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
	with:
	context: .
	push: true
	build-args: MYSQL_VERSION=${{ matrix.mysql_version }}
	platforms: linux/amd64,linux/arm64
	tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.mysql_version }}-${{ github.sha }}
	labels: ${{ steps.meta.outputs.labels }}

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