QC check

models/api/shop.py

@@ -3,8 +3,10 @@ from datetime import datetime
 from typing import List, Optional
 
 from pydantic import BaseModel, ConfigDict, EmailStr, Field, field_validator
+
 from models.api.product import ProductResponse
 
+
 class ShopCreate(BaseModel):
     shop_code: str = Field(
         ...,
@@ -82,6 +84,7 @@ class ShopListResponse(BaseModel):
     skip: int
     limit: int
 
+
 class ShopProductCreate(BaseModel):
     product_id: str = Field(..., description="Product ID to add to shop")
     shop_product_id: Optional[str] = Field(