fix(camera): 场景卸载后重置机位枚举避免读档跳过切换

Co-authored-by: Cursor <cursoragent@cursor.com>

Assets/Scripts/Framework/OtherKit/CameraKit.cs

@@ -132,6 +132,8 @@ namespace AibisDream.Framework
         {
             _virtualCameraDict.Clear();
             _camInitStateDict.Clear();
+            // 场景卸载后虚拟相机已销毁，但 _curCameraEnum 若保留会导致读档时误判「已在目标机位」而跳过切换，画面卡在诊室。
+            _curCameraEnum = CameraEnum.Default;
         }
 
         #endregion
@@ -146,6 +148,10 @@ namespace AibisDream.Framework
             return _curCameraEnum == targetCameraState;
         }
 
+        public CameraEnum CurrentCameraEnum => _curCameraEnum;
+
+        public int RegisteredCameraCount => _virtualCameraDict.Count;
+
         /// <summary>
         /// 切换相机
         /// </summary>