cleanup, docs

site/doc/pages/request_script_url.txt

@@ -1,16 +1,14 @@
-:title
-request_script_url
-
 :sig
 String request_script_url(Request& context)
 
 :see
+>uri
 request_base_url
 request_query_route
 
 :content
 Returns the request script URL from `DOCUMENT_URI` / `SCRIPT_NAME`, canonicalizing a front-controller URL ending in `/index.uce` to the containing directory URL.
 
-```cpp
-String script_url = request_script_url(context);
-```
+
+:example
+print(request_script_url(context) != "" ? "script url\n" : "empty\n");