Add link to DESCRIPTION #69

	name: Docker

	on:
	push:
	# Publish `master` as Docker `latest` image.
	branches:
	- master

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

	# Run tests for any PRs.
	pull_request:

	env:
	IMAGE_NAME: alexsanjoseph/comparedf
	PACKAGE_TAG: comparedf

	jobs:
	# Run tests.
	# See also https://docs.docker.com/docker-hub/builds/automated-testing/
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Run tests
	run: \|
	if [ -f docker-compose.test.yml ]; then
	docker-compose --file docker-compose.test.yml build
	docker-compose --file docker-compose.test.yml run sut
	else
	docker build -t $PACKAGE_TAG .
	docker run $PACKAGE_TAG:latest
	fi

	- name: Publish to Registry
	uses: elgohr/Publish-Docker-Github-Action@v5
	with:
	name: alexsanjoseph/comparedf
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

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