if there is no image, do not display it

district/templates/district/district_article_page.html

@@ -19,7 +19,7 @@
             {% if page.author_page %}
               <a href="{{ page.author_page.url }}" itemprop="name">{{ page.author }}</a>
             {% else %}
-              <span itemprop="name">{{ page.author }}</span>
+              <span itemprop="name">{{ page.author|default_if_none:'' }}</span>
             {% endif %}
           </span>
       </div>
@@ -31,11 +31,12 @@
         {% endfor %}
       </div>
     </div>
+    {% if page.image %}
       <figure class="figure">
         {% image page.image width-2000 as img %}
         <img src="{{ img.url }}" alt="{{ page.title }}"/>
       </figure>
-
+    {% endif %}
     <div class="lg:flex mt-8 lg:space-x-16">
       <div class="lg:w-2/3">
         <div itemprop="description" class="w-full space-y-8">