```

feat(gameplay): 添加水晶矿资源产出系统和改进AI卡组管理

- 实现水晶矿占领后的能量资源产出功能，包括manaInterval和manaAmount配置
- 添加敌方AI的能量管理系统，支持通过AddMana方法增加能量
- 实现AI卡组轮转机制，包含手牌管理和抽卡队列功能
- 优化单位AI的目标选择和战斗逻辑，修复目标切换问题

- 水晶矿现在可以按设定间隔为所属阵营提供能量资源
-

Assets/Script/CrystalMineCapture.cs

@@ -10,7 +10,12 @@ public class CrystalMineCapture : MonoBehaviour
     [Tooltip("是否自动添加中立阵营(teamId=2)。拆家版关闭以避免单位自动锁敌水晶矿")]
     public bool autoSetNeutralTeam = true;
 
-    [Header("水晶矿光球")]
+    [Header("资源产出")]
+    [Tooltip("占领后是否按固定间隔给所属阵营增加能量")]
+    public bool producesMana = true;
+    [Min(1f)] public float manaInterval = 8f;
+    [Min(1)] public int manaAmount = 1;
+
     [SerializeField] private AdjustableGlowOrb glowOrb;
     [Tooltip("混沌裂缝传送门（随机出兵点），随争夺进度同步变色，可留空")]
     [SerializeField] private RiftPortalVisual riftVisual;
@@ -31,6 +36,7 @@ public class CrystalMineCapture : MonoBehaviour
     private Image redFill;
     private RectTransform marker;
     private UnitTeam unitTeam;
+    private float manaTimer;
     private static Sprite roundedSprite;
     private static readonly int BaseColorId = Shader.PropertyToID("_Color");
 
@@ -76,6 +82,8 @@ public class CrystalMineCapture : MonoBehaviour
 
     private void LateUpdate()
     {
+        UpdateManaProduction();
+
         if (barRect == null) return;
 
         barRect.position = transform.position + Vector3.up * GetBarHeight();
@@ -109,6 +117,30 @@ public class CrystalMineCapture : MonoBehaviour
         return barHeightCache.Value;
     }
 
+    private void UpdateManaProduction()
+    {
+        if (!producesMana || unitTeam == null || (unitTeam.teamId != 0 && unitTeam.teamId != 1))
+        {
+            manaTimer = 0f;
+            return;
+        }
+
+        manaTimer += Time.deltaTime;
+        while (manaTimer >= manaInterval)
+        {
+            manaTimer -= manaInterval;
+            if (unitTeam.teamId == 0)
+            {
+                ManaSystem.Instance?.AddMana(manaAmount);
+            }
+            else
+            {
+                EnemyCastleAI enemyAI = FindObjectOfType<EnemyCastleAI>();
+                enemyAI?.AddMana(manaAmount);
+            }
+        }
+    }
+
     public bool ReceiveCaptureDamage(float damage, GameObject attacker)
     {
         if (damage <= 0f || attacker == null) return false;