message: compile error in ExpressServer.ts
diff: @@ -56,7 +56,7 @@ export class IModelJsExpressServer {
  this._app.set("port", port);
  return new Promise<HttpServer>((resolve) => {
  - const server = this._app.listen(this._app.get("port"), () => resolve(server));
  + const server: HttpServer = this._app.listen(this._app.get("port"), () => resolve(server));
  });
  }
  }
  