add silicon support

Author: sam4t

.github/workflows/publish.yml

@@ -28,6 +28,7 @@ jobs:
         id: docker_build
         uses: docker/build-push-action@v4
         with:
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             ghcr.io/babbel/ruru-lambda:latest