update pkgdown to tidytemplate

Author: EmilHvitfeldt

_pkgdown.yml

@@ -1,6 +1,17 @@
 url: https://tidyclust.tidymodels.org
+
 template:
+  package: tidytemplate
   bootstrap: 5
+  bslib:
+    primary: "#CA225E"
+
+  includes:
+      in_header: |
+        <script defer data-domain="parsnip.tidymodels.org,all.tidymodels.org" src="https://plausible.io/js/plausible.js"></script>
+
+development:
+  mode: auto
 
 reference:
 - title: Specifications