feat(ScreenGlitch): 完成基础的故障屏幕闪烁效果，并在重启时启用

Assets/Script/Gameplay/UI/GameCountDownViewer.cs

@@ -1,4 +1,5 @@
 using System;
+using Core;
 using UnityEngine;
 using UnityEngine.UI;
 using Script.Gameplay.Global;
@@ -6,7 +7,7 @@ using TMPro;
 
 namespace UI
 {
-    public class GameCountDownViewer : MonoBehaviour
+    public class GameCountDownViewer : UIBase
     {
         public TMP_Text countdownText;
         private GameCountdownManager _countdownManager;