add: sample workflow #2

	name: Docker Release AMD64

	on:
	pull_request:
	branches:
	- main

	env:
	# Use docker.io for Docker Hub if empty
	REGISTRY: ghcr.io
	# github.repository as <account>/<repo>
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	build:
	runs-on: self-hosted
	permissions:
	contents: read

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	# Install the cosign tool except on PR
	# https://github.com/sigstore/cosign-installer
	- name: Install Cosign
	uses: sigstore/[email protected]

	# Set up BuildKit Docker container builder to be able to build
	# multi-platform images and export cache
	# https://github.com/docker/setup-buildx-action
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	# Change directory to the projects folder
	- name: Change directory to projects folder
	run: cd projects

	# Extract metadata (tags, labels) for Docker
	# https://github.com/docker/metadata-action
	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	# Build Docker image
	# https://github.com/docker/build-push-action
	- name: Build Docker image
	id: build
	run: docker build -f projecets/DockerReleaseAMD64 -t ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest .

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