多轮审查和修复

Assets/Scripts/Enemies/Boss/Patterns/TelegraphSystem.cs

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+using System.Collections;
+using UnityEngine;
+using BaseGames.Core;
+using BaseGames.Core.Pool;
+
+namespace BaseGames.Enemies.Boss.Patterns
+{
+    /// <summary>
+    /// 攻击预警系统（架构 07_EnemyModule §11）。
+    /// 在攻击前若干帧显示视觉提示（VFX 从对象池取出，到期归还）。
+    /// 由 BD_TelegraphAttack 通过协程调用 ShowTelegraph。
+    /// </summary>
+    public class TelegraphSystem : MonoBehaviour
+    {
+        /// <summary>
+        /// 开始预警：从对象池取出 vfxKey 对应预警 VFX，等待 duration 秒后归还。
+        /// 由 BD_TelegraphAttack.OnStart 通过 StartCoroutine 调用。
+        /// </summary>
+        public IEnumerator ShowTelegraph(string vfxKey, float duration, Vector2 position)
+        {
+            if (string.IsNullOrEmpty(vfxKey) || duration <= 0f)
+            {
+                yield return null;
+                yield break;
+            }
+
+            GameObject vfx = null;
+            var pool = ServiceLocator.GetOrDefault<IObjectPoolService>();
+            if (pool != null)
+                vfx = pool.Spawn(vfxKey, new Vector3(position.x, position.y, 0f), Quaternion.identity);
+            else
+                Debug.LogWarning($"[TelegraphSystem] IObjectPoolService 未就绪，预警 VFX '{vfxKey}' 无法显示。");
+
+            yield return new WaitForSeconds(duration);
+
+            if (vfx != null && pool != null)
+            {
+                var po = vfx.GetComponent<PooledObject>();
+                if (po != null) po.ReturnToPool();
+                else             vfx.SetActive(false);
+            }
+        }
+
+        /// <summary>立即隐藏所有活跃预警 VFX（技能被打断时调用）。</summary>
+        public void CancelTelegraph()
+        {
+            StopAllCoroutines();
+        }
+    }
+}

Assets/Scripts/Enemies/Boss/Patterns/TelegraphSystem.cs.meta

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