chore: add buildx #7

	name: Publish

	on:
	push:
	branches: [main]
	tags: [v*]
	pull_request:

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}
	DOCKER_USER: ${{ github.actor }}
	DOCKER_PASSWORD: ${{ secrets.GITHUB_TOKEN }}

	jobs:
	publish:
	name: Publish
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	attestations: write
	id-token: write
	steps:
	- name: Install Cosign
	uses: sigstore/[email protected]
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	- name: Login to Container Registry
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ env.DOCKER_USER }}
	password: ${{ env.DOCKER_PASSWORD }}
	- name: Get metadata
	uses: docker/metadata-action@v4
	id: meta
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=ref,event=branch
	type=ref,event=pr
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}
	type=sha
	- name: Build and push
	uses: docker/build-push-action@v4
	id: build-and-push
	with:
	context: .
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	cache-to: type=inline
	- name: Sign the published Docker image
	if: ${{ github.event_name != 'pull_request' }}
	env:
	TAGS: ${{ steps.meta.outputs.tags }}
	DIGEST: ${{ steps.build-and-push.outputs.digest }}
	run: echo "${TAGS}" \| xargs -I {} cosign sign --yes {}@${DIGEST}

Provide feedback