fix

server/src/main.ts

@@ -7,11 +7,11 @@ import { api } from './Api';
 import express from 'express';
 import path from 'path';
 
-
 // http
 const app = express();
 app.use(express.static(path.join(__dirname, 'public')));
 app.use('/', api);
+app.listen(config.port);
 
 // udp routing protocol
 const socket = dgram
@@ -20,17 +20,16 @@ const socket = dgram
     const address = socket.address();
     console.log(`listening ${address.address}:${address.port}`);
   })
-  .on('message', function(message, rinfo) {
+  .on('message', function (message, rinfo) {
     try {
       const hello: UploadMessage = JSON.parse(message.toString());
 
       assert(hello.id);
-      const router: Router = Router.all.find(r => r.id === hello.id)!;
+      const router: Router = Router.all.find((r) => r.id === hello.id)!;
       assert(router);
 
       router.rinfo = rinfo;
       router.onMessage(hello);
-
     } catch (e) {
       console.warn(e);
     }