Build Docker Image #7

	name: Build Docker Image

	# This workflow MUST run on ARM64 architecture to properly build the ARM-based Docker image.
	# The 'runs-on: ubuntu-latest-arm64' ensures GitHub Actions uses an ARM64 runner.
	# The architecture is verified at the start of the workflow to prevent build issues.

	on:
	release:
	types: [published]

	jobs:
	build:
	runs-on: ubuntu-24.04-arm

	permissions:
	contents: read
	packages: write

	steps:
	- name: Verify ARM64 Architecture
	run: \|
	set -euo pipefail
	ARCH=$(uname -m)
	echo "Current architecture: $ARCH"
	case "$ARCH" in
	aarch64\|arm64)
	echo "✓ Verified: Running on ARM64 architecture ($ARCH)"
	;;
	*)
	echo "ERROR: This workflow must run on ARM64 architecture, but detected: $ARCH"
	echo "Please ensure the runner is configured correctly (runs-on: ubuntu-latest-arm64)"
	exit 1
	;;
	esac

	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	with:
	platforms: linux/arm64

	- name: Log in to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ghcr.io/${{ github.repository }}
	tags: \|
	type=semver,pattern={{version}}
	type=raw,value=latest

	- name: Build and push Docker image
	uses: docker/build-push-action@v5
	with:
	context: .
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	platforms: linux/arm64

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