fix recurent and layout none

backend/src/contracts/contracts.py

@@ -111,7 +111,7 @@ async def get_base_contract_template(
     session: Session = Depends(get_session),
 ):
     form = form_service.get_one(session, form_id)
-    recurrents = [pr for pr in form.productor.products if pr.type == models.ProductType.RECCURENT]
+    recurrents = list(map(lambda x: {"product": x, "quantity": None}, filter(lambda product: product.type == models.ProductType.RECCURENT, form.productor.products)))
     occasionals = [{
         'shipment': sh, 
         'price': None, 

backend/src/contracts/templates/layout.html

@@ -274,7 +274,7 @@
                 else ""}}
               </td>
               <td>
-                {{rec.quantity}}{{"g" if rec.product.unit == "1" else "kg" if
+                {{rec.product.quantity if rec.product.quantity != None else ""}}{{"g" if rec.product.unit == "1" else "kg" if
                 rec.product.unit == "2" else "p" }}
               </td>
             </tr>