Docker Build and Publish Image (run every day) #319

	name: Docker Build and Publish Image (run every day)
	on:
	schedule:
	- cron: "0 4 * * *"

	jobs:
	build:
	runs-on: ubuntu-latest
	env:
	DOCKER_IMAGE: sybila/ebcsgen
	steps:
	- name: Checkout the code
	uses: actions/checkout@v2
	- name: Setup conda
	uses: conda-incubator/setup-miniconda@v2
	- name: Get latest release tag
	id: release_version
	uses: pozetroninc/github-action-get-latest-release@master
	with:
	repository: ${{ github.repository }}
	- name: Look up latest conda eBCSgen release
	run: echo "::set-output name=latest::$(conda search --channel bioconda eBCSgen \| tail -n1 \| awk {'print "v"$2'})"
	id: conda_version
	- name: Look up docker image
	id: docker_lookup
	if: ${{ steps.conda_version.outputs.latest == steps.release_version.outputs.release }}
	run: echo ::set-output name=exists::$(docker manifest inspect ${DOCKER_IMAGE}:${{ steps.release_version.outputs.release }} > /dev/null ; echo $?)
	- name: Login to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}
	- name: Build Docker image
	if: ${{ steps.docker_lookup.outputs.exists != 0 }}
	run: \|
	docker build \
	--tag ${DOCKER_IMAGE}:latest \
	--tag ${DOCKER_IMAGE}:${{ steps.release_version.outputs.release }} \
	.
	- name: Publish Docker image
	# Only deploy if using master on original repo (and not for pull requests or forks)
	if: ${{ steps.docker_lookup.outputs.exists != 0 && github.repository_owner == 'sybila' && github.ref == 'refs/heads/master' }}
	run: \|
	docker push --all-tags ${DOCKER_IMAGE}

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