feat: deal prefilling

routers/deal.py

@@ -207,6 +207,20 @@ async def get_detailed_deal_document(
     return Response(pdf_file.getvalue(), media_type='application/pdf')
 
 
+@deal_router.post(
+    '/prefill',
+    response_model=DealPrefillResponse,
+    operation_id='prefill_deal',
+    dependencies=[Depends(authorized_user)]
+)
+async def post_prefill_deal(
+        session: SessionDependency,
+        request: DealPrefillRequest,
+        user: CurrentUserDependency
+):
+    return await DealService(session).prefill_deal(user, request)
+
+
 # endregion
 
 # region Deal services