重构

- 重构 `RepoItem`，统一点击事件
- 重构 `PlayerInventoryComponent`：
    - `PlayerInventoryStateStore`：状态与库存写模型
    - `PlayerInventoryTowerAssemblyService`：炮塔组装域
    - `PlayerInventoryTowerRosterService`：编队/耐久域
    - `InventoryParticipantUtility`/`InventoryCloneUtility`/`InventorySeedUtility`：通用工具类

Assets/GameMain/Scripts/UI/General/UseCase/RewardSelectFormUseCase.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using GeometryTD.CustomUtility;
 using GeometryTD.Definition;
 using UnityEngine;
 using Random = UnityEngine.Random;
@@ -211,7 +212,7 @@ namespace GeometryTD.UI
 
         private static List<RewardSelectItemRawData> BuildDefaultRewardPool()
         {
-            BackpackInventoryData inventory = RepoFormUseCase.SampleInventory();
+            BackpackInventoryData inventory = InventorySeedUtility.CreateSampleInventory();
             List<RewardSelectItemRawData> rewards = new List<RewardSelectItemRawData>();
 
             if (inventory?.MuzzleComponents != null)