set a static data-root

modules/config/config.xqm

@@ -30,7 +30,7 @@ declare variable $config:app-root :=
         substring-before($modulePath, "/modules")
 ;
 
-declare variable $config:data-root := $config:app-root || "/data";
+declare variable $config:data-root := "/db/sade-projects/textgrid/data/xml";
 
 declare variable $config:repo-descriptor := doc(concat($config:app-root, "/repo.xml"))/repo:meta;