Build and deploy Docker image #3

	name: Build and deploy Docker image
	on:
	workflow_run:
	workflows: ["Build and deploy PyPI package"]
	types: [completed]
	workflow_dispatch: # This allows manual triggering

	jobs:
	push_to_registry:
	name: Push Docker image to Docker Hub
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read
	attestations: write
	id-token: write
	steps:
	- name: Check out the repository
	uses: actions/checkout@v4
	with:
	fetch-depth: 0 # Fetch full history including all tags
	fetch-tags: true

	- name: Get latest tag
	id: tag
	run: \|
	if ! LATEST_TAG=$(git describe --tags --abbrev=0); then
	echo "::error::Latest tag not found in repository"
	exit 1
	fi
	echo "LATEST_TAG=$LATEST_TAG" >> $GITHUB_ENV

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

	- name: Set up Docker metadata
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: marcelzwiers/bidscoin
	tags: \|
	type=raw,value=${{ env.LATEST_TAG }}
	type=raw,value=latest

	- name: Build and push Docker image
	id: push
	uses: docker/build-push-action@v5
	with:
	context: .
	file: ./Dockerfile
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

	- name: Generate artifact attestation
	uses: actions/attest-build-provenance@v2
	with:
	subject-name: index.docker.io/marcelzwiers/bidscoin
	subject-digest: ${{ steps.push.outputs.digest }}
	push-to-registry: true

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