Add explicit title and description for the apidocs

_pkgdown.yml

@@ -1,4 +1,10 @@
 url: https://disyinformationssysteme.github.io/cadenza-analytics-r
 template:
   bootstrap: 5
-
+home:
+  title: Cadenza Analytics R
+  description: >
+    CadenzaAnalytics is the official package
+    for fast and easy creation of disy Cadenza
+    analytics extensions with R.
+    It enables extending disy Cadenza