fix: add linux/arm64 platform to Docker build for ARM server support

.github/workflows/docker-publish.yml

@@ -16,6 +16,9 @@ jobs:
       - name: Check out the repo
         uses: actions/checkout@v4
 
+      - name: Set up QEMU (for ARM64 support)
+        uses: docker/setup-qemu-action@v3
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
@@ -41,6 +44,7 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}