pub async fn start_client_server<T: CsmsServerClient>(
addr: SocketAddr,
service: T,
) -> Result<(), Box<dyn Error + Send + Sync + 'static>>
pub async fn start_client_server<T: CsmsServerClient>(
addr: SocketAddr,
service: T,
) -> Result<(), Box<dyn Error + Send + Sync + 'static>>