message: log server return 400 instead of 404
diff: @@ -55,9 +55,9 @@ async fn print_logs(req: Request<Body>) -> Result<Response<Body>, hyper::Error>
  Ok(Response::new(Body::from("Success")))
  }
  _ => {
  - let mut not_found = Response::default();
  - *not_found.status_mut() = StatusCode::NOT_FOUND;
  - Ok(not_found)
  + let mut bad_request = Response::default();
  + *bad_request.status_mut() = StatusCode::BAD_REQUEST;
  + Ok(bad_request)
  }
  }
  }
  