Merge pull request #2082 from btcsuite/btcd-24 #6

	name: Docker images build and publish

	on:
	push:
	tags:
	- v*
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}
	# Build for default OS, linux, and common CPU architectures
	# Reference https://github.com/docker/setup-buildx-action#quick-start
	TPLATFORMS: linux/amd64,linux/arm64,linux/arm,linux/386

	jobs:
	build-push:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Docker Setup Buildx
	id: buildx
	uses: docker/setup-buildx-action@94ab11c41e45d028884a99163086648e898eed25

	- name: Log in to the Container registry
	uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker images
	uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a
	with:
	file: .github/workflows/Dockerfile
	labels: ${{ steps.meta.outputs.labels }}
	platforms: ${{ env.TPLATFORMS }}
	push: true
	tags: ${{ steps.meta.outputs.tags }}

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