Publish RStudio Docker image for JupyterHub #32

	name: Publish RStudio Docker image for JupyterHub
	# To MaastrichtU-IDS GitHub Container Registry
	# https://github.com/orgs/MaastrichtU-IDS/packages
	on:
	workflow_dispatch:
	push:
	branches:
	- main
	# - dev
	paths:
	- 'jupyterhub.Dockerfile'
	- '.github/workflows/publish-docker-jupyterhub.yml'
	schedule:
	- cron: '0 3 * * 1'
	# Monday at 3:00 GMT+1

	env:
	IMAGE_PUSHED: ghcr.io/maastrichtu-ids/rstudio:jupyterhub

	jobs:
	build-and-publish:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v1

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{github.actor}}
	# password: ${{secrets.CONTAINER_REGISTRY_GITHUB_TOKEN}}
	password: ${{secrets.GITHUB_TOKEN}}

	- name: Build and publish RStudio Docker image
	uses: docker/build-push-action@v4
	with:
	context: ./
	file: ./jupyterhub.Dockerfile
	# build-args: BASE_IMAGE=${{ env.BASE_IMAGE }}
	builder: ${{ steps.buildx.outputs.name }}
	push: true
	tags: ${{ env.IMAGE_PUSHED }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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