feat: 实现 IoT 卡轮询系统（支持千万级卡规模）

实现功能：
- 实名状态检查轮询（可配置间隔）
- 卡流量检查轮询（支持跨月流量追踪）
- 套餐检查与超额自动停机
- 分布式并发控制（Redis 信号量）
- 手动触发轮询（单卡/批量/条件筛选）
- 数据清理配置与执行
- 告警规则与历史记录
- 实时监控统计（队列/性能/并发）

性能优化：
- Redis 缓存卡信息，减少 DB 查询
- Pipeline 批量写入 Redis
- 异步流量记录写入
- 渐进式初始化（10万卡/批）

压测工具（scripts/benchmark/）：
- Mock Gateway 模拟上游服务
- 测试卡生成器
- 配置初始化脚本
- 实时监控脚本

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

internal/service/shop_package_allocation/service.go

@@ -116,7 +116,7 @@ func (s *Service) Get(ctx context.Context, id uint) (*dto.ShopPackageAllocationR
 	}
 
 	shop, _ := s.shopStore.GetByID(ctx, allocation.ShopID)
-	pkg, _ := s.packageStore.GetByID(ctx, allocation.PackageID)
+	pkg, _ := s.packageStore.GetByIDUnscoped(ctx, allocation.PackageID)
 
 	shopName := ""
 	packageName := ""
@@ -156,7 +156,7 @@ func (s *Service) Update(ctx context.Context, id uint, req *dto.UpdateShopPackag
 	}
 
 	shop, _ := s.shopStore.GetByID(ctx, allocation.ShopID)
-	pkg, _ := s.packageStore.GetByID(ctx, allocation.PackageID)
+	pkg, _ := s.packageStore.GetByIDUnscoped(ctx, allocation.PackageID)
 
 	shopName := ""
 	packageName := ""
@@ -226,7 +226,7 @@ func (s *Service) List(ctx context.Context, req *dto.ShopPackageAllocationListRe
 	responses := make([]*dto.ShopPackageAllocationResponse, len(allocations))
 	for i, a := range allocations {
 		shop, _ := s.shopStore.GetByID(ctx, a.ShopID)
-		pkg, _ := s.packageStore.GetByID(ctx, a.PackageID)
+		pkg, _ := s.packageStore.GetByIDUnscoped(ctx, a.PackageID)
 
 		shopName := ""
 		packageName := ""
@@ -271,10 +271,10 @@ func (s *Service) buildResponse(ctx context.Context, a *model.ShopPackageAllocat
 	var seriesID uint
 	seriesName := ""
 
-	pkg, _ := s.packageStore.GetByID(ctx, a.PackageID)
+	pkg, _ := s.packageStore.GetByIDUnscoped(ctx, a.PackageID)
 	if pkg != nil {
 		seriesID = pkg.SeriesID
-		series, _ := s.packageSeriesStore.GetByID(ctx, pkg.SeriesID)
+		series, _ := s.packageSeriesStore.GetByIDUnscoped(ctx, pkg.SeriesID)
 		if series != nil {
 			seriesName = series.SeriesName
 		}
@@ -349,7 +349,7 @@ func (s *Service) UpdateCostPrice(ctx context.Context, id uint, newCostPrice int
 	}
 
 	shop, _ := s.shopStore.GetByID(ctx, allocation.ShopID)
-	pkg, _ := s.packageStore.GetByID(ctx, allocation.PackageID)
+	pkg, _ := s.packageStore.GetByIDUnscoped(ctx, allocation.PackageID)
 
 	shopName := ""
 	packageName := ""