Update config

portal/config.toml

 baseURL = "https://open-data.pages.km3net.de/openscienceportal"
 languageCode = "en-us"
 title = "KM3NeT Open Science Portal"
+
+relativeURLs = true
+contentdir = "content"
+layoutdir = "layouts"
+publishdir = "public"
+canonifyurls  = true
+DefaultContentLanguage = "en"
+metaDataFormat = "yaml"
+pygmentsUseClasses = true
+pygmentCodeFences = true