feat: 更新玩家信息和统计功能

- 在多个控制器中更新玩家相关数据的查询，新增 'nickname' 字段以增强玩家信息的完整性。
- 在 AdminDashboardSnapshotBuilder 中引入平台风险统计，提供锁定金额和使用百分比的概览。
- 更新 AdminReportQueryService 以返回更详细的统计数据，包括总投注、总中奖和总派彩金额。
- 增强测试用例以验证新增字段和统计功能的准确性。

app/Http/Controllers/Api/V1/Admin/Jackpot/AdminJackpotContributionIndexController.php

@@ -19,7 +19,7 @@ final class AdminJackpotContributionIndexController extends Controller
         $drawNo = trim((string) $request->query('draw_no', ''));
 
         $q = JackpotContribution::query()
-            ->with(['draw:id,draw_no', 'pool:id,currency_code', 'player:id,username,site_player_id', 'ticketItem:id,ticket_no'])
+            ->with(['draw:id,draw_no', 'pool:id,currency_code', 'player:id,site_code,username,nickname,site_player_id', 'ticketItem:id,ticket_no'])
             ->orderByDesc('id');
 
         if ($drawNo !== '') {
@@ -35,7 +35,10 @@ final class AdminJackpotContributionIndexController extends Controller
             'jackpot_pool_id' => (int) $r->jackpot_pool_id,
             'currency_code' => $r->pool?->currency_code,
             'player_id' => (int) $r->player_id,
-            'player_username' => $r->player?->username,
+            'site_code' => $r->player?->site_code,
+            'site_player_id' => $r->player?->site_player_id,
+            'username' => $r->player?->username,
+            'nickname' => $r->player?->nickname,
             'ticket_item_id' => $r->ticket_item_id !== null ? (int) $r->ticket_item_id : null,
             'ticket_no' => $r->ticketItem?->ticket_no,
             'contribution_amount' => (int) $r->contribution_amount,