refactor(enemy): 三处卡死检测收敛为 StallDetector;修复 Pace 持续受阻时无法掉头的死锁

Assets/_Game/Scripts/Enemies/Abilities/RushAbility.cs

@@ -31,9 +31,8 @@ namespace BaseGames.Enemies.Abilities
     {
         private RushAbilitySO _cfg;
 
-        // 卡死检测：窗口时长与窗口内最小净位移（撞上未纳入墙层的碰撞体时兜底结束冲锋）
-        private const float StuckWindowSeconds = 0.15f;
-        private const float StuckMinProgress   = 0.05f;
+        // 推进停滞检测（撞上未纳入墙层的碰撞体时兜底结束冲锋）
+        private StallDetector _stall = new StallDetector(0.15f, 0.05f);
 
         // 落位收敛的最长额外推进时长（秒）：用于脱离"中心悬在崖外"的非法收尾姿态
         private const float SettleMaxSeconds = 0.5f;
@@ -101,8 +100,7 @@ namespace BaseGames.Enemies.Abilities
         {
             var   body    = _enemy.Body;
             float elapsed = 0f;
-            float winX    = _enemy.transform.position.x;
-            float winT    = 0f;
+            _stall.Reset(_enemy.transform.position.x);
 
             while (true)
             {
@@ -120,16 +118,8 @@ namespace BaseGames.Enemies.Abilities
 
                 float dt = Time.deltaTime;
                 elapsed += dt;
-                winT    += dt;
-
-                // 兜底：撞上未纳入墙层的碰撞体(玩家/边界墙)导致原地不动 → 结束本次冲锋。
-                // 用窗口净位移判定，避免"贴住微抖"每帧重置。
-                if (winT >= StuckWindowSeconds)
-                {
-                    if (Mathf.Abs(_enemy.transform.position.x - winX) < StuckMinProgress) break;
-                    winX = _enemy.transform.position.x;
-                    winT = 0f;
-                }
+                // 兜底：撞上未纳入墙层的碰撞体(玩家/边界墙)导致原地不动 → 结束本次冲锋
+                if (_stall.Tick(_enemy.transform.position.x, dt)) break;
             }
         }