Add support for multi-process port sharing with CIBIR. #11035

	name: Docker

	on:
	push:
	branches: [ main ]
	# Publish semver tags as releases.
	tags: [ 'v..*' ]
	pull_request:
	branches: [ main ]

	permissions: read-all

	env:
	REGISTRY: ghcr.io
	# github.repository as <account>/<repo>
	IMAGE_NAME: ${{ github.repository }}/qns

	jobs:
	build:

	name: Build
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
	with:
	submodules: recursive

	# Login against a Docker registry except on PR
	# https://github.com/docker/login-action
	- name: Log into registry ${{ env.REGISTRY }}
	if: github.event_name != 'pull_request'
	uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# Extract metadata (tags, labels) for Docker
	# https://github.com/docker/metadata-action
	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	# Build and push Docker image with Buildx (don't push on PR)
	# https://github.com/docker/build-push-action
	- name: Build and push Docker image
	uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83
	with:
	context: .
	file: scripts/qns.Dockerfile
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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