fix show bs page

fet2020/templates/posts/show.html

@@ -252,6 +252,7 @@
                         </div>
                     {% endif %}
 
+                    {% if post.post_type == 'F' %}
                         {% get_flatpages '/bs/' for user as pages %}
                         {% if pages %}
                             <div class="w-full my-2 flex items-center gap-4 text-gray-700 dark:text-gray-300" x-data="{ showOptions: false }">
@@ -280,6 +281,7 @@
                             </div>
                         {% endif %}
                     {% endif %}
+                {% endif %}
 
                 {% for file in files %}
                     <div class="w-full my-2 flex items-center gap-4 text-gray-700 dark:text-gray-300" x-data="{ showOptions: false }">