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_Attack.cs

@@ -1,4 +1,4 @@
-#if GRAPH_DESIGNER
+#if GRAPH_DESIGNER
 using Opsive.BehaviorDesigner.Runtime.Tasks;
 using Opsive.BehaviorDesigner.Runtime.Tasks.Actions;
 using BaseGames.Enemies;
@@ -9,14 +9,14 @@ namespace BaseGames.Enemies.AI
     /// BD Action：发动攻击。
     /// CanAttack() 检查通过后调用 BeginAttack，立即返回 Success。
     /// </summary>
+    [TaskName("Attack")]
+    [TaskCategory("BaseGames/Enemy/Combat")]
+    [TaskDescription("执行近战攻击（单段或连击序列）")]
     public class BD_Attack : Action
     {
         private EnemyBase _enemy;
 
-        public override void OnStart()
-        {
-            _enemy = GetComponent<EnemyBase>();
-        }
+        public override void OnAwake() => _enemy = GetComponent<EnemyBase>();
 
         public override TaskStatus OnUpdate()
         {