Backwards compatibility - templates (#128) #82

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.

	name: Create and publish image to GitHub Container Registry

	on:
	push:
	branches:
	- main

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: csv2bufr

	jobs:
	# Push image to GitHub Packages.
	# See also https://docs.docker.com/docker-hub/builds/
	push:
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read

	steps:
	- uses: actions/checkout@v2

	- name: Build image
	run: docker build . --file Dockerfile --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}"

	- name: Log in to registry
	# This is where you will update the PAT to GHCR_BUILD_TOKEN
	run: echo "${{ secrets.GITHUB_TOKEN }}" \| docker login ghcr.io -u ${{ github.repository_owner }} --password-stdin

	- name: Rename image for publication
	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" == "main" ] && VERSION=latest
	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION
	echo FULLCONTAINERNAME=$IMAGE_ID:$VERSION >> $GITHUB_ENV
	docker tag $IMAGE_NAME $IMAGE_ID:$VERSION

	- name: Push to CR
	run: docker push ${{ env.FULLCONTAINERNAME }}

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