add Gurubase widget integration and enable custom head configuration

config.toml

@@ -119,6 +119,8 @@ priority = 0.5
 
 # User interface configuration
 [params.ui]
+# To enable gurubase
+custom_head = ["custom-head.html"]
 #  Set to true to disable breadcrumb navigation.
 breadcrumb_disable = false
 # Set to true to disable the About link in the site footer

layouts/partials/custom-head.html

+<!-- Gurubase Widget -->
+Live Widget
+<script async src="https://widget.gurubase.io/widget.latest.min.js" 
+    data-widget-id="daHYtXHdDXuG9kL3bddrWFB7ZLmUXNyfdgC_fSDIajo"
+    data-text="Ask AI"
+    data-margins='{"bottom": "1rem", "right": "1rem"}'
+    data-light-mode="auto"
+    id="guru-widget-id">
+</script>
+<!-- Local Widget -->
+<!-- <script async src="https://widget.gurubase.io/widget.latest.min.js" 
+    data-widget-id="_qyuCVp0sqLqgTWY_bDjmcsHHFtlMB2PfwV9UwqrZQQ"
+    data-text="Ask AI"
+    data-margins='{"bottom": "1rem", "right": "1rem"}'
+    data-light-mode="auto"
+    id="guru-widget-id">
+</script> -->