marketplace refactoring

docs/development/exception-handling.md

@@ -30,7 +30,7 @@ app/exceptions/
 ├── auth.py              # Authentication/authorization exceptions
 ├── admin.py             # Admin operation exceptions
 ├── marketplace.py       # Import/marketplace exceptions
-├── product.py           # Product management exceptions
+├── product.py           # MarketplaceProduct management exceptions
 ├── shop.py              # Shop management exceptions
 └── stock.py             # Stock management exceptions
 ```
@@ -48,10 +48,10 @@ All custom exceptions return a consistent JSON structure:
 ```json
 {
   "error_code": "PRODUCT_NOT_FOUND",
-  "message": "Product with ID 'ABC123' not found",
+  "message": "MarketplaceProduct with ID 'ABC123' not found",
   "status_code": 404,
   "details": {
-    "resource_type": "Product",
+    "resource_type": "MarketplaceProduct",
     "identifier": "ABC123"
   }
 }
@@ -360,7 +360,7 @@ def test_get_all_users_non_admin(client, auth_headers):
 ### Resource Not Found (404)
 - `USER_NOT_FOUND`: User with specified ID not found
 - `SHOP_NOT_FOUND`: Shop with specified code/ID not found  
-- `PRODUCT_NOT_FOUND`: Product with specified ID not found
+- `PRODUCT_NOT_FOUND`: MarketplaceProduct with specified ID not found
 
 ### Business Logic (400)
 - `CANNOT_MODIFY_SELF`: Admin cannot modify own account
@@ -370,7 +370,7 @@ def test_get_all_users_non_admin(client, auth_headers):
 
 ### Validation (422)
 - `VALIDATION_ERROR`: Pydantic request validation failed
-- `INVALID_PRODUCT_DATA`: Product data validation failed
+- `INVALID_PRODUCT_DATA`: MarketplaceProduct data validation failed
 - `INVALID_SHOP_DATA`: Shop data validation failed
 
 ### Rate Limiting (429)