Use prettier for index.html #39

	name: "Building & push docker image for master and develop branch"
	on:
	push:
	branches:
	- master
	- develop

	jobs:
	docker-build:
	timeout-minutes: 5
	runs-on: ubuntu-latest
	steps:
	- name: "Checking out the repository"
	uses: actions/checkout@v2
	- name: "Calculating the docker image tag"
	if: github.repository == 'mviewer/mviewer'
	id: version
	run: \|
	if [[ $GITHUB_REF == 'refs/heads/master' ]]; then
	echo ::set-output name=VERSION::stable
	elif [[ $GITHUB_REF == 'refs/heads/develop' ]]; then
	echo ::set-output name=VERSION::latest
	else
	echo "This action only works with master or develop branch"
	exit 1
	fi

	- name: "build the container"
	if: github.repository == 'mviewer/mviewer'
	run: \|
	docker build -t mviewer/mviewer:${{ steps.version.outputs.VERSION }} .

	- name: "Log onto docker hub"
	if: github.repository == 'mviewer/mviewer'
	uses: azure/docker-login@v1
	with:
	username: '${{ secrets.DOCKER_HUB_USERNAME }}'
	password: '${{ secrets.DOCKER_HUB_PASSWORD }}'

	- name: "push the container"
	if: github.repository == 'mviewer/mviewer'
	run: \|
	docker push mviewer/mviewer:${{ steps.version.outputs.VERSION }}

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