```

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/ChaosGateSpawner.cs

@@ -0,0 +1,130 @@
+using UnityEngine;
+
+/// <summary>
+/// 混沌之门：被占领后按固定间隔从所属阵营卡组随机出兵。
+/// </summary>
+[RequireComponent(typeof(CrystalMineCapture))]
+public class ChaosGateSpawner : MonoBehaviour
+{
+    [Header("出兵配置")]
+    [Min(1f)] public float spawnInterval = 12f;
+    [Min(0f)] public float spawnRadius = 1.5f;
+    public bool spawnImmediatelyOnCapture = false;
+
+    [Header("蓝方卡组")]
+    [SerializeField] private string[] blueDeckDataNames =
+    {
+        "人类士兵Data", "弓箭手Data", "盾卫Data", "精锐士兵Data",
+        "法师Data", "狂暴狼人Data", "石巨人Data", "弓箭猎人Data"
+    };
+
+    private CrystalMineCapture capture;
+    private UnitTeam unitTeam;
+    private float spawnTimer;
+    private int previousTeamId = 2;
+
+    private void Awake()
+    {
+        capture = GetComponent<CrystalMineCapture>();
+        unitTeam = GetComponent<UnitTeam>();
+        spawnTimer = spawnInterval;
+    }
+
+    private void Update()
+    {
+        if (unitTeam == null)
+        {
+            unitTeam = GetComponent<UnitTeam>();
+            if (unitTeam == null) return;
+        }
+
+        int currentTeamId = unitTeam.teamId;
+        if (currentTeamId != previousTeamId)
+        {
+            previousTeamId = currentTeamId;
+            spawnTimer = spawnImmediatelyOnCapture ? 0f : spawnInterval;
+        }
+
+        if (currentTeamId != 0 && currentTeamId != 1)
+        {
+            spawnTimer = spawnInterval;
+            return;
+        }
+
+        spawnTimer -= Time.deltaTime;
+        if (spawnTimer > 0f) return;
+
+        if (TrySpawn(currentTeamId))
+            spawnTimer = spawnInterval;
+        else
+            spawnTimer = 1f;
+    }
+
+    private bool TrySpawn(int teamId)
+    {
+        Vector3 position = transform.position;
+        position.x += Random.Range(-spawnRadius, spawnRadius);
+        position.z += Random.Range(-spawnRadius, spawnRadius);
+
+        if (teamId == 1)
+        {
+            EnemyCastleAI enemyAI = FindObjectOfType<EnemyCastleAI>();
+            return enemyAI != null && enemyAI.TrySpawnFromPortal(position, transform.rotation);
+        }
+
+        CharacterData card = ChooseBlueCard();
+        if (card == null || CastleSpawnManager.Instance == null)
+            return false;
+
+        return SpawnBlueUnit(card, position, transform.rotation);
+    }
+
+    private CharacterData ChooseBlueCard()
+    {
+        CharacterData[] cards = new CharacterData[blueDeckDataNames.Length];
+        int validCount = 0;
+        foreach (string dataName in blueDeckDataNames)
+        {
+            CharacterData data = Resources.Load<CharacterData>("Data/" + dataName);
+            if (data != null && data.unitPrefab != null)
+                cards[validCount++] = data;
+        }
+
+        if (validCount == 0) return null;
+
+        float totalWeight = 0f;
+        for (int i = 0; i < validCount; i++)
+            totalWeight += 1f / Mathf.Max(1, cards[i].manaCost);
+
+        float roll = Random.value * totalWeight;
+        for (int i = 0; i < validCount; i++)
+        {
+            roll -= 1f / Mathf.Max(1, cards[i].manaCost);
+            if (roll <= 0f) return cards[i];
+        }
+        return cards[validCount - 1];
+    }
+
+    private bool SpawnBlueUnit(CharacterData data, Vector3 position, Quaternion rotation)
+    {
+        if (ManaSystem.Instance == null || !ManaSystem.Instance.TryConsumeMana(data.manaCost))
+            return false;
+
+        GameObject unit = Instantiate(data.unitPrefab, position, rotation);
+        UnitTeam team = unit.GetComponent<UnitTeam>();
+        if (team != null)
+        {
+            team.teamId = 0;
+            unit.tag = "Friend";
+        }
+
+        UnitBase unitBase = unit.GetComponent<UnitBase>();
+        if (unitBase != null)
+        {
+            unitBase.InitializeFromPlayerData(data.GetMaxHealth(1), data.GetAttackPower(1), data.GetMoveSpeed(1));
+        }
+
+        return true;
+    }
+
+}