refactor: update WebSocket server setup and improve session handling

realtime/src/index.js

@@ -16,8 +16,6 @@ app.use((req, res, next) => {
     next();
 });
 
-require('./socket');
-
 app.get('/', (req, res) => {
     res.redirect('/health');
 });
@@ -81,6 +79,8 @@ const server = app.listen(3000, '0.0.0.0', async () => {
     await require('./helper/authdb').initDB();
 });
 
+require('./socket')(server);
+
 const wss = new WebSocket.Server({ server, path: '/live' });
 
 wss.on('connection', (client) => {