Docker Publish #50

	name: Docker

	on:
	push:
	tags:
	- 'v.'

	env:
	IMAGE_NAME: rplb

	jobs:
	push:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Output Tag
	id: tag
	run: \|
	echo "output_tag=${GITHUB_REF#refs/*/}"

	- # Add support for more platforms with QEMU (optional)
	# https://github.com/docker/setup-qemu-action
	name: Set up QEMU
	uses: docker/setup-qemu-action@v3

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

	- name: Log into GitHub Container Registry
	run: echo "${{ secrets.CR_PAT }}" \| docker login https://ghcr.io -u ${{ github.actor }} --password-stdin

	- name: Push image to GitHub Container Registry
	run: \|
	IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
	# Change all uppercase to lowercase
	IMAGE_ID=$(echo $IMAGE_ID \| tr '[A-Z]' '[a-z]')
	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')
	# Strip "v" prefix from tag name
	[[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION \| sed -e 's/^v//')
	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest
	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION
	echo APP_VERSION=${{ steps.tag.outputs.output_tag }}
	docker buildx build . --file Dockerfile --build-arg="VERSION=$APP_VERSION" --tag $IMAGE_ID:$VERSION --platform linux/amd64,linux/arm64 --provenance=false --push

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