Merge pull request #14 from ubc/moodlecpd-4.1LTS #368

	name: CI to Docker Hub

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the master branch
	push:
	branches: [ "*" ]
	tags: [ "*" ]
	pull_request:
	branches: [ master ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v2

	- name: Login to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

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

	- name: Set tag
	id: tag
	run: echo ::set-output name=tag::${GITHUB_REF#refs/*/}

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	context: ./
	file: ./Dockerfile
	push: true
	tags: lthub/moodle:${{ steps.tag.outputs.tag }}

	- name: Image digest
	run: echo ${{ steps.docker_build.outputs.digest }}

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