fix post

packages/component-manuscript-manager/src/routes/fragmentsRecommendations/post.js

@@ -32,10 +32,10 @@ module.exports = models => async (req, res) => {
     updatedOn: Date.now(),
     recommendationType,
   }
-  if (recommendation && comments) {
-    newRecommendation.recommendation = recommendation
-    newRecommendation.comments = comments
-  }
+
+  newRecommendation.recommendation = recommendation || undefined
+  newRecommendation.comments = comments || undefined
+
   fragment.recommendations.push(newRecommendation)
   await fragment.save()
   return res.status(200).json(newRecommendation)