update

app/service/view/goods.js

@@ -79,6 +79,7 @@ class GoodsService extends CrudService {
         create_time: 1,
         sell_money: { $toDouble: '$specs.sell_money' },
         flow_money: { $toDouble: '$specs.flow_money' },
+        num: '$specs.num',
         createdAt: '$meta.createdAt',
         spec_file: '$specs.file',
       },