Add highlightjs

source/_views/default.html.twig

@@ -20,5 +20,7 @@
         </div>{# .container #}
 
         {% include 'footer' %}
+
+        {% block scripts %}{% endblock %}
     </body>
 </html>

source/_views/post.html.twig

@@ -11,3 +11,7 @@
     {% include 'post/pager' %}
     {% include 'post/about-author' %}
 {% endblock %}
+
+{% block scripts %}
+    <script>hljs.initHighlightingOnLoad();</script>
+{% endblock %}