site: preconnect to https://api.github.com in index

Author: XhmikosR

site/src/_includes/layouts/head.njk

@@ -5,6 +5,8 @@
   <meta name="description" content="{{ description }}">
   <meta name="generator" content="{{ eleventy.generator }}">
 
+  {{ extra_head | safe }}
+
   {% include "layouts/favicons.njk" -%}
   {% include "layouts/social.njk" -%}
 

site/src/index.njk

@@ -5,6 +5,7 @@ description: Faster subsequent page-loads by prefetching in-viewport links durin
 eleventyNavigation:
   key: Home
   order: 0
+extra_head: <link rel="dns-preconnect" href="https://api.github.com">
 ---
 
 {% include "components/heading.njk" %}