upgrade anchor warning

kmurphypolygon · kmurphypolygon · commit 24a7287a7921 · 2024-09-18T10:10:41.000+02:00
diff --git a/mkdocs.yml b/mkdocs.yml
@@ -681,6 +681,7 @@ plugins:
 
 validation:
   absolute_links: warn
+  anchors: warn
 
 extra_javascript:
   - _site_essentials/js/mathjax.js
