feat: analytics code rendering

server/modules/analytics/fathom/code.yml

@@ -0,0 +1,16 @@
+head: |
+  <!-- Fathom - simple website analytics - https://github.com/usefathom/fathom -->
+  <script>
+  (function(f, a, t, h, o, m){
+    a[h]=a[h]||function(){
+      (a[h].q=a[h].q||[]).push(arguments)
+    };
+    o=f.createElement('script'),
+    m=f.getElementsByTagName('script')[0];
+    o.async=1; o.src=t; o.id='fathom-script';
+    m.parentNode.insertBefore(o,m)
+  })(document, window, '{{host}}/tracker.js', 'fathom');
+  fathom('set', 'siteId', '{{siteId}}');
+  fathom('trackPageview');
+  </script>
+  <!-- / Fathom -->