How to Inject RpcGroup-wide Middleware with RpcServer.toWebHandler

const layer = Layer.mergeAll(
  CreatorApiImpl,
  RpcSerialization.layerNdjson,
  HttpServer.layerContext,
)

export function toTanStackStartApiHandler({ request }: { request: Request }) {
  const { handler } = RpcServer.toWebHandler(CreatorApi, {
    layer,
  })

  return handler(request)
}