shop product refactoring

app/exceptions/shop.py

@@ -95,32 +95,6 @@ class InvalidShopDataException(ValidationException):
         self.error_code = "INVALID_SHOP_DATA"
 
 
-class ShopProductAlreadyExistsException(ConflictException):
-    """Raised when trying to add a product that already exists in shop."""
-
-    def __init__(self, shop_code: str, marketplace_product_id: str):
-        super().__init__(
-            message=f"MarketplaceProduct '{marketplace_product_id}' already exists in shop '{shop_code}'",
-            error_code="SHOP_PRODUCT_ALREADY_EXISTS",
-            details={
-                "shop_code": shop_code,
-                "marketplace_product_id": marketplace_product_id,
-            },
-        )
-
-
-class ShopProductNotFoundException(ResourceNotFoundException):
-    """Raised when a shop product relationship is not found."""
-
-    def __init__(self, shop_code: str, marketplace_product_id: str):
-        super().__init__(
-            resource_type="ShopProduct",
-            identifier=f"{shop_code}/{marketplace_product_id}",
-            message=f"MarketplaceProduct '{marketplace_product_id}' not found in shop '{shop_code}'",
-            error_code="SHOP_PRODUCT_NOT_FOUND",
-        )
-
-
 class MaxShopsReachedException(BusinessLogicException):
     """Raised when user tries to create more shops than allowed."""