update

layout/_partial/article.ejs

@@ -5,7 +5,7 @@
       <%- partial('meta', {post: post, position: 'header'}) %>
       <section class="article typo">
         <div class="article-entry" itemprop="articleBody">
-          <% post.photos.forEach(function(photo){ %>
+          <% (post.photos||[]).forEach(function(photo){ %>
             <fancybox><img src='<%- url_for(photo) %>'/></fancybox>
           <% }) %>
           <%- post.content %>