Publish Docker image #43

	name: Publish Docker image

	# Only make and deploy new docker images on tagged releases.
	on:
	release:
	types: [published]

	jobs:
	push_to_registry:
	name: Push Docker image to Docker Hub
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read
	# This is needed for the attestation step
	id-token: write
	attestations: write
	steps:
	- name: Check out the repo
	uses: actions/checkout@v4

	# Required for docker multi arch building.
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	# Required for docker multi arch building.
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

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

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: octoeverywhere/octoeverywhere
	tags: \|
	# set latest tag
	type=raw,value=latest
	# set versioned tag
	type=semver,pattern={{version}}


	- name: Build and push Docker image
	id: push
	uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64,linux/386,linux/arm/v6,linux/arm/v7,linux/arm64
	file: ./Dockerfile
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

	# This isn't working, so it's disabled for now.
	# - name: Generate artifact attestation
	# uses: actions/attest-build-provenance@v1
	# with:
	# subject-name: octoeverywhere/octoeverywhere
	# subject-digest: ${{ steps.push.outputs.digest }}
	# push-to-registry: true

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