:satellite: Add UMA analytics script to head include

_includes/head_custom.html

@@ -1,2 +1,3 @@
 <link rel="icon" href="https://fav.farm/🦄" />
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/github-fork-ribbon-css/0.2.3/gh-fork-ribbon.min.css" />
+<script defer src="https://uma.cog.gs/script.js" data-website-id="744740f8-2ff1-4a59-9e0f-7740fc8ca3c4"></script>