Update USAGE-google-play.md (#186) #103

	---
	name: docker-build-push

	on:
	push:
	branches:
	- 'master'
	release:
	types:
	- 'published'

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	build-and-push-image:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Log in to the Container registry
	uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Prepare lowercase variable
	run: \|
	echo IMAGE_REPOSITORY=$(echo ${{ github.repository }} \| tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV

	- name: Build and push Docker image (development)
	uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
	with:
	context: .
	push: true
	tags: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_REPOSITORY }}:edge

	- name: Build and push Docker image (latest + tag)
	uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
	if: ${{ github.event_name == 'release' }}
	with:
	context: .
	push: true
	tags: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_REPOSITORY }}:latest
	${{ env.REGISTRY }}/${{ env.IMAGE_REPOSITORY }}:${{ github.event.release.tag_name }}

	- name: Build and push Docker image (stable)
	uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
	if: ${{ github.event_name == 'release' && github.event.release.prerelease == false }}
	with:
	context: .
	push: true
	tags: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_REPOSITORY }}:stable

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