major refactoring adding vendor and customer features

app/api/deps.py

@@ -53,7 +53,7 @@ def get_user_vendor(
     if not vendor:
         raise VendorNotFoundException(vendor_code)
 
-    if current_user.role != "admin" and vendor.owner_id != current_user.id:
+    if current_user.role != "admin" and vendor.owner_user_id != current_user.id:
         raise UnauthorizedVendorAccessException(vendor_code, current_user.id)
 
     return vendor