Add href to profile in post layout

_layouts/post.html

@@ -20,7 +20,7 @@ <h1 class="post-title p-name" itemprop="name headline">{{ page.title | escape }}
       {%- if page.author -%}
       • {% for author in page.author %}
       <span itemprop="author" itemscope itemtype="http://schema.org/Person">
-        <span class="p-author h-card" itemprop="name">{{ author }}</span>
+        <span class="p-author h-card" itemprop="name"><a href="/"">{{ author }}</a></span>
       </span>
       {%- if forloop.last == false %}, {% endif -%}
       {% endfor %}