Update Dockerfile #40

	name: Docker Image Publish

	on:
	push:
	# Publish `v1.2.3` tags as releases.
	tags:
	- v*

	jobs:
	# Run tests.
	test:
	runs-on: ubuntu-latest

	steps:
	-
	name: Checkout
	uses: actions/checkout@v3
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	-
	name: Run tests
	uses: docker/build-push-action@v3
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: false

	# Push image to GitHub Packages.
	push:
	# Ensure test job passes before pushing image.
	needs: test

	runs-on: ubuntu-latest
	if: github.event_name == 'push'

	steps:
	-
	name: Checkout
	uses: actions/checkout@v3
	-
	name: Set the version
	run: \|
	# 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 ${VERSION} \| sed -e 's/^v//')
	echo "VERSION=${VERSION}" >> $GITHUB_ENV
	echo "VERSION=${{ env.VERSION }}"
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	-
	name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.CR_PAT }}
	-
	name: Build and push
	uses: docker/build-push-action@v3
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: true
	tags: \|
	ghcr.io/${{ github.repository_owner }}/charts-ci/image:${{ env.VERSION }}

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