feat(admin,api,player): 优胜赛配置、赛事管理重构与玩家端投注体验优化

管理端拆分赛事/优胜赛 Tab，新增联赛优胜赔率面板（批量、排序、外侧删除）；统一 list-chrome 工具栏对齐与列表页布局；Dashboard 失败重试、Users 操作下拉、小屏侧栏等体验修复。

API 扩展优胜赛与赛事目录接口，完善投注与钱包查询；玩家端重构赛事卡片、串关面板、注单/钱包页，新增注单详情、下注成功动画与下拉刷新。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/domains/ledger/wallet.service.ts

@@ -272,4 +272,30 @@ export class WalletService {
     ]);
     return { items, total, page, pageSize };
   }
+
+  async getTransactionStats(userId: bigint) {
+    const [aggregates, byType] = await Promise.all([
+      this.prisma.walletTransaction.aggregate({
+        where: { userId },
+        _sum: { amount: true },
+        _count: { id: true },
+      }),
+      this.prisma.walletTransaction.groupBy({
+        by: ['transactionType'],
+        where: { userId },
+        _count: { id: true },
+        _sum: { amount: true },
+      }),
+    ]);
+
+    return {
+      total: aggregates._count.id,
+      netAmount: aggregates._sum.amount?.toString() ?? '0',
+      byType: byType.map((g) => ({
+        transactionType: g.transactionType,
+        count: g._count.id,
+        totalAmount: g._sum.amount?.toString() ?? '0',
+      })),
+    };
+  }
 }