Add Signoff CI to Enforce Signoff requirement. (#395) #147

	# Copied from https://github.com/matrix-org/matrix-bifrost/blob/develop/.github/workflows/docker-hub-latest.yml

	name: "Docker Hub - Develop"

	on:
	push:
	branches:
	- main

	env:
	DOCKER_NAMESPACE: gnuxie
	PLATFORMS: linux/amd64,linux/arm64
	# Only push if this is main, otherwise we just want to build
	PUSH: ${{ github.ref == 'refs/heads/main' }}

	jobs:
	docker-latest:
	runs-on: ubuntu-latest
	steps:
	- name: Check out
	uses: actions/checkout@v4
	- name: Unshallow for git describe so we can create version.txt
	run: git fetch --prune --unshallow --tags --all --force
	- name: Prepare version file
	run: git describe > version.txt

	# Needed for multi platform builds
	- name: Set up QEMU
	uses: docker/[email protected]

	- name: Set up Docker Buildx
	uses: docker/[email protected]

	- name: Log in to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Build image
	uses: docker/build-push-action@v5
	with:
	context: .
	file: ./Dockerfile
	platforms: ${{ env.PLATFORMS }}
	push: ${{ env.PUSH }}
	tags: \|
	${{ env.DOCKER_NAMESPACE }}/draupnir:develop

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