(client)chore:将维度区分独立，将加载页面独立，降低代码耦合，写了更好看的注释

Client/Assets/Scripts/Map/Dimension.cs

@@ -60,25 +60,13 @@ namespace Map
                 Debug.LogError(
                     "[Dimension] Program.Instance is null during Dimension Awake. Cannot register dimension.", this);
             }
-
-            // 4. 注册此维度到 EntityManage
-            if (EntityManage.Instance != null)
-            {
-                EntityManage.Instance.RegisterDimension(this);
-            }
-            else
-            {
-                Debug.LogError(
-                    "[Dimension] EntityManage.Instance is null during Dimension Awake. Cannot register dimension.",
-                    this);
-            }
+            
 
             // 5. 处理 defaultOpen 逻辑，设置Program的焦点维度
             // 确保在自身注册到 Program 之后再设置焦点，这样 Program 内部才能找到它
             if (defaultOpen && Program.Instance != null)
             {
                 Program.Instance.SetFocusedDimension(_dimensionId);
-                // Program 现在会通过 SetFocusedDimension (string) 方法将 FocusedDimension 属性设置为这个 Dimension 实例。
             }
         }
 
@@ -96,18 +84,7 @@ namespace Map
                     "[Dimension] Program.Instance is null during OnDestroy. Skipping unregister for Dimension: " +
                     DimensionId, this);
             }
-
-            if (EntityManage.Instance != null) // 检查单例是否仍然存在
-            {
-                EntityManage.Instance.UnregisterDimension(this);
-            }
-            else
-            {
-                // 同上，但在清理阶段，这个可能也已为null，只打Log
-                Debug.Log(
-                    "[Dimension] EntityManage.Instance is null during OnDestroy. Skipping unregister for Dimension: " +
-                    DimensionId, this);
-            }
+            
         }
     }