修复编译错误

Assets/Scripts/Combat/ShieldComponent.cs

@@ -18,7 +18,8 @@ namespace BaseGames.Combat
         [SerializeField] private VoidEventChannelSO _onShieldRestoredChannel; // 护盾恢复 → 播放恢复 VFX
 
         // ── 运行时属性 ────────────────────────────────────────────────────────
-        public int  MaxShieldHP     => _config.MaxShieldHP;
+        private int _maxShieldHP;
+        public int  MaxShieldHP     => _maxShieldHP;
         public int  CurrentShieldHP { get; private set; }
         /// <summary>当前是否能吸收伤害（护盾 HP > 0 且不在破碎惩罚期）。</summary>
         public bool HasShield       => CurrentShieldHP > 0 && _brokenPenaltyTimer <= 0f;
@@ -38,6 +39,7 @@ namespace BaseGames.Combat
         private void Awake()
         {
             Debug.Assert(_config != null, "[ShieldComponent] _config 未赋值，请在 Inspector 中指定 ShieldConfigSO。", this);
+            _maxShieldHP    = _config != null ? _config.MaxShieldHP : 0;
             CurrentShieldHP = MaxShieldHP;
         }