docker CI: proper metadata fix #20

	name: docker-ci

	on:
	push:
	tags:
	- 'v..*'

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	-
	name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	-
	name: Find Git Tag
	id: tagger
	uses: jimschubert/query-tag-action@v2
	with:
	include: 'v*'
	exclude: '-rc'
	commit-ish: 'HEAD'
	skip-unshallow: 'true'
	abbrev: 7
	- name: Docker meta
	id: meta
	uses: docker/metadata-action@v5
	with:
	# list of Docker images to use as base name for tags
	images: \|
	${{ secrets.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}
	# generate Docker tags based on the following events/attributes
	tags: \|
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}
	type=semver,pattern={{major}}
	type=sha
	-
	name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	-
	name: Login to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	-
	name: Build and push
	id: docker_build
	uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64,linux/arm64,linux/386,linux/arm/v7
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	build-args: 'GIT_DESC=${{steps.tagger.outputs.tag}}'

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