automatically minify js files

improve loading times

views/posts.html

@@ -6,7 +6,7 @@
     <style>
       <%- globalcss %>
     </style>
-    <link rel="stylesheet" href="/css/posts.css">
+    <link href="/css/posts.css" rel="preload" as="style" onload="this.rel='stylesheet'">
     <script type="text/javascript"><%- httppostjs %></script>
     <script type="text/javascript"><%- htmlescapejs %></script>
     <script type="text/javascript"><%- addnavbar %></script>
@@ -39,6 +39,6 @@
       </div>
       <div class="posts" id="posts"></div>
     </div>
-    <script type="text/javascript" src="/js/posts.js"></script>
+    <script type="text/javascript" src="/js/posts.js" async></script>
   </body>
 </html>