Glean demo Docker image #218

	name: Glean demo Docker image
	on:
	# Manual trigger:
	# https://docs.github.com/en/actions/reference/events-that-trigger-workflows#workflow_dispatch
	workflow_dispatch:

	# Scheduled trigger:
	# https://docs.github.com/en/actions/reference/events-that-trigger-workflows#scheduled-events
	schedule:
	- cron: '0 1 * * mon' # every monday at 1am

	# inspired by:
	# https://github.community/t/associate-build-ghcr-push-action-to-release/164733
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: set env
	run: echo "IMAGE_TAG=$(date +'v%Y.%m.%d')" >> $GITHUB_ENV

	- name: Checkout Code
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and Push Docker Image
	uses: docker/build-push-action@v5
	with:
	context: ./
	file: ./Dockerfile
	push: true # Will only build (not push) if this is not set
	tags: \|
	ghcr.io/facebookincubator/glean/demo:latest
	ghcr.io/facebookincubator/glean/demo:${{ env.IMAGE_TAG }}

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