Docker #63

	name: Docker

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.

	on:
	schedule:
	- cron: "0 0 * * *"
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

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



	jobs:
	build:
	strategy:
	matrix:
	version: [ 16, 17 ]
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	# This is used to complete the identity challenge
	# with sigstore/fulcio when running outside of PRs.
	id-token: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

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

	# Login against a Docker registry except on PR
	# https://github.com/docker/login-action
	- name: Login to GHCR
	uses: docker/login-action@v3
	if: github.event_name != 'pull_request'
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# https://github.com/docker/build-push-action
	- name: Build and push
	id: build-and-push
	uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.version }}
	build-args: POSTGRES_TAG=${{ matrix.version }}

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