Update release.yml #3

	name: CI for releases

	on:
	push:
	tags:
	- 'v*' # Triggers only if a tag starting with a v is created (e.g. v1.1.2)

	jobs:
	build-and-push-docker-image: # This workflow build a docker image of the project, create an image on ghcr.io and publish a release to the repository
	runs-on: ubuntu-latest
	permissions:
	contents: write # github.com/dustin-ward/AdventOfCodeDiscord/releases
	packages: write # ghcr.io/dustin-ward/AdventOfCodeDiscord/:latest
	env:
	IMAGE_NAME: "advent-of-code-discord" # can't contain uppercases
	steps:
	-
	name: Checkout repository
	uses: actions/checkout@v3
	-
	name: Set up QEMU
	uses: docker/setup-qemu-action@v2
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	-
	name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	-
	name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: \|
	ghcr.io/${{ github.REPOSITORY_OWNER }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=ref,event=branch
	type=semver,pattern={{version}}
	latest
	labels: \|
	org.opencontainers.image.source=https://github.com/${{ github.repository }}
	org.opencontainers.image.documentation=https://github.com/${{ github.repository }}/blob/${{ github.sha }}/README.md
	-
	name: Build and push
	uses: docker/build-push-action@v3
	with:
	context: .
	file: ./dockerfile
	platforms: linux/amd64,linux/arm64
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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