enable cors

apps/gateway/src/main.ts

@@ -17,6 +17,7 @@ import * as fs from "fs";
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
+  app.enableCors();
   app.useWebSocketAdapter(new WsAdapter(app));
 
   const configService = app.get(ConfigService);