ai declaration meta values

_includes/layouts/base.njk

@@ -23,6 +23,9 @@
 
     <meta name="generator" content="{{ eleventy.generator }}">
 
+    <meta itemprop="ai-content-declaration:version" content="1.0.0">
+    <meta itemprop="ai-content-declaration:level" content="none">
+
     {# Styles #}
     <style>{% include "css/main.css" %}</style>
     <style>{% include "css/nav.css" %}</style>