fix empty comment on podcast mark

journal/models.py

@@ -223,7 +223,9 @@ class Comment(Content):
 
     @staticmethod
     def comment_item_by_user(item, user, text, visibility=0):
-        comment = Comment.objects.filter(owner=user, item=item).first()
+        comment = Comment.objects.filter(
+            owner=user, item=item, focus_item__isnull=True
+        ).first()
         if not text:
             if comment is not None:
                 comment.delete()

social/templates/activity/comment_focus_item.html

@@ -22,7 +22,7 @@
 </div>
 <div class="entity-list__entity-text">
   <div class="action-bar">
-    {% if activity.action_object.mark.text %}
+    {% if activity.action_object.text %}
     <!--
     <span style="margin-right:8px;">
       <i class="fa-regular fa-bookmark"></i>