To task not thread

Program.cs

@@ -67,7 +67,7 @@ new Thread(Tick).Start();
 await app.RunAsync();
 
 return;
-void Tick()
+async void Tick()
 {
 	app.Services.QueryComponents(out ILogger<INetServer> logger);
 	while (true)
@@ -81,7 +81,9 @@ void Tick()
 			logger.LogCritical(exception,exception.Message);
 		}
 
-		Thread.Sleep(16);
+		//logger.LogInformation("wait next frame");
+		await Task.Delay(16);
 	}
 	
+	logger.LogCritical("程序已退出，不应该出现");
 }