refactor: 将返回null改为返回default以符合代码规范

AlianBlank · AlianBlank · commit 50065d2d5eea · 2025-09-29T11:02:23.000+08:00
diff --git a/GameFrameX.StartUp/AppStartUpByGameAppClient.cs b/GameFrameX.StartUp/AppStartUpByGameAppClient.cs
@@ -97,7 +97,7 @@ protected virtual void ConfigureGameAppClient(GameAppClientOption option)
     /// <returns>返回要发送的心跳消息对象；如无需发送心跳，返回 null</returns>
     protected virtual MessageObject GameAppClientOnHeartBeat()
     {
-        return null;
+        return default;
     }
 
     /// <summary>

Original file line number	Diff line number	Diff line change
`@@ -97,7 +97,7 @@ protected virtual void ConfigureGameAppClient(GameAppClientOption option)`
`97`	`97`	`/// <returns>返回要发送的心跳消息对象；如无需发送心跳，返回 null</returns>`
`98`	`98`	`protected virtual MessageObject GameAppClientOnHeartBeat()`
`99`	`99`	`{`
`100`		`- return null;`
	`100`	`+ return default;`
`101`	`101`	`}`
`102`	`102`
`103`	`103`	`/// <summary>`