attempt basic baseulrl

_config.yml

@@ -19,7 +19,7 @@ lang: en # the language of your site (for example: en, fr, cn, ru, etc.)
 icon: pencil.svg  # the emoji used as the favicon (alternatively, provide image name in /assets/img/)
 
 url: https://coggraph.github.io # the base hostname & protocol for your site
-baseurl:  # the subpath of your site, e.g. /blog/
+baseurl: / # the subpath of your site, e.g. /blog/
 last_updated: true # set to true if you want to display last updated in the footer
 impressum_path:  # set to path to include impressum link in the footer, use the same path as permalink in a page, helps to conform with EU GDPR