feat: Implement Room Streaming System

- Add RoomStreamingManager to manage room loading and unloading based on player proximity.
- Create StreamingBudgetConfigSO for memory and performance budgeting of the streaming system.
- Introduce TransitionDirector to handle seamless and atmospheric fade transitions between rooms.
- Develop WorldGraph to represent room connectivity and facilitate neighbor queries and distance calculations.
- Implement RoomNode and RoomEdge classes to structure room data and connections.

Assets/_Game/Scripts/Enemies/AI/BD_IsPlayerInRange.cs

@@ -1,4 +1,4 @@
-#if GRAPH_DESIGNER
+#if GRAPH_DESIGNER
 using Opsive.BehaviorDesigner.Runtime.Tasks;
 using Opsive.BehaviorDesigner.Runtime.Tasks.Conditionals;
 using BaseGames.Enemies;
@@ -9,6 +9,9 @@ namespace BaseGames.Enemies.AI
     /// BD Conditional：检查玩家是否在指定范围内。
     /// 成功/失败直接驱动 BT 分支选择（Selector / Sequence 节点）。
     /// </summary>
+    [TaskName("Is Player In Range?")]
+    [TaskCategory("BaseGames/Enemy/Perception")]
+    [TaskDescription("检查玩家是否在指定距离内")]
     public class BD_IsPlayerInRange : Conditional
     {
         /// <summary>检测范围（Inspector 可配置，默认 6 米）。</summary>
@@ -16,10 +19,7 @@ namespace BaseGames.Enemies.AI
 
         private EnemyBase _enemy;
 
-        public override void OnStart()
-        {
-            _enemy = GetComponent<EnemyBase>();
-        }
+        public override void OnAwake() => _enemy = GetComponent<EnemyBase>();
 
         public override TaskStatus OnUpdate()
         {