chore: add screenshot to README #3

	name: Build and Publish Multi-Architecture Docker Image

	on:
	push:
	branches: [ "main" ]
	tags: [ 'v..*' ]
	pull_request:
	branches: [ "main" ]

	env:
	# Use docker.io for Docker Hub if empty
	REGISTRY: docker.io
	# github.repository as <account>/<repo>
	IMAGE_NAME: mrorbitman/bookgrab

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

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

	# Set up QEMU for multi-architecture builds
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v2

	# Set up Docker Buildx
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	# Login to DockerHub
	- name: Login to DockerHub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	# Extract metadata (tags, labels) for Docker
	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}
	type=ref,event=branch
	type=ref,event=pr
	type=sha,format=long
	type=raw,value=latest,enable={{is_default_branch}}

	# Build and push Docker image for multiple architectures
	- name: Build and push Docker image
	id: build-and-push
	uses: docker/build-push-action@v4
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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