From 6ca225b078b7666de95895b2d645887b0c07e9be Mon Sep 17 00:00:00 2001
From: "jesse.tang" <1430482733@qq.com>
Date: Thu, 18 Aug 2022 10:58:56 +0800
Subject: [PATCH] add notes by not used defer (#2291)

---
 app.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app.go b/app.go
index 0a5afabc1..e3d81ffb1 100644
--- a/app.go
+++ b/app.go
@@ -101,7 +101,7 @@ func (a *App) Run() error {
 		})
 		wg.Add(1)
 		eg.Go(func() error {
-			wg.Done()
+			wg.Done() // here is to ensure server start has begun running before register, so defer is not needed
 			return srv.Start(NewContext(a.opts.ctx, a))
 		})
 	}