feat: 实现一次性佣金功能

- 新增佣金计算服务，支持一次性佣金和返佣计算
- 新增 ShopSeriesOneTimeCommissionTier 模型和存储层
- 新增两个数据库迁移：一次性佣金表和订单佣金字段
- 更新 Commission 模型，新增佣金来源和关联字段
- 更新 CommissionRecord 存储层，支持一次性佣金查询
- 更新 MyCommission 服务，集成一次性佣金计算逻辑
- 更新 ShopCommission 服务，支持一次性佣金统计
- 新增佣金计算异步任务处理器
- 更新 API 路由，新增一次性佣金相关端点
- 归档 OpenSpec 变更文档，同步规范到主规范库

internal/service/shop_commission/service.go

@@ -345,11 +345,11 @@ func (s *Service) ListShopCommissionRecords(ctx context.Context, shopID uint, re
 	}
 
 	filters := &postgres.CommissionRecordListFilters{
-		ShopID:         shopID,
-		CommissionType: req.CommissionType,
-		ICCID:          req.ICCID,
-		DeviceNo:       req.DeviceNo,
-		OrderNo:        req.OrderNo,
+		ShopID:           shopID,
+		CommissionSource: req.CommissionSource,
+		ICCID:            req.ICCID,
+		DeviceNo:         req.DeviceNo,
+		OrderNo:          req.OrderNo,
 	}
 
 	records, total, err := s.commissionRecordStore.ListByShopID(ctx, opts, filters)
@@ -360,18 +360,18 @@ func (s *Service) ListShopCommissionRecords(ctx context.Context, shopID uint, re
 	items := make([]dto.ShopCommissionRecordItem, 0, len(records))
 	for _, r := range records {
 		item := dto.ShopCommissionRecordItem{
-			ID:             r.ID,
-			Amount:         r.Amount,
-			BalanceAfter:   r.BalanceAfter,
-			CommissionType: r.CommissionType,
-			Status:         r.Status,
-			StatusName:     getCommissionStatusName(r.Status),
-			OrderID:        r.OrderID,
-			OrderNo:        "",
-			DeviceNo:       "",
-			ICCID:          "",
-			OrderCreatedAt: "",
-			CreatedAt:      r.CreatedAt.Format("2006-01-02 15:04:05"),
+			ID:               r.ID,
+			Amount:           r.Amount,
+			BalanceAfter:     r.BalanceAfter,
+			CommissionSource: r.CommissionSource,
+			Status:           r.Status,
+			StatusName:       getCommissionStatusName(r.Status),
+			OrderID:          r.OrderID,
+			OrderNo:          "",
+			DeviceNo:         "",
+			ICCID:            "",
+			OrderCreatedAt:   "",
+			CreatedAt:        r.CreatedAt.Format("2006-01-02 15:04:05"),
 		}
 		items = append(items, item)
 	}