feat: deal prefilling

schemas/deal.py

@@ -238,6 +238,11 @@ class DealCompleteRequest(BaseSchema):
     deal_id: int
 
 
+class DealPrefillRequest(BaseSchema):
+    old_deal_id: int
+    new_deal_id: int
+
+
 # endregion Requests
 
 # region Responses
@@ -338,4 +343,8 @@ class DealCreateGuestUrlResponse(OkMessageSchema):
 class DealCompleteResponse(OkMessageSchema):
     pass
 
+
+class DealPrefillResponse(OkMessageSchema):
+    pass
+
 # endregion Responses