cleanup, docs

site/doc/pages/request_query_route.txt

@@ -1,10 +1,8 @@
-:title
-request_query_route
-
 :sig
 DValue request_query_route(Request& context, String default_path = "index")
 
 :see
+>uri
 request_query_path
 request_context_params
 route_path_sanitize
@@ -20,10 +18,9 @@ Fields:
 - `page`: first path segment of `l_path`, or empty string when input was rejected
 - `valid`: boolean; true when `l_path` is safe
 
-```cpp
-DValue route = request_query_route(context);
-if(route["valid"].to_bool())
-    print("route=", route["l_path"].to_string());
-```
 
 This supports front-controller apps that use URLs such as `/?dashboard` or `/?workspace/projects` while still allowing ordinary named query parameters alongside the route. The returned `l_path` is already sanitized for composing under an application-controlled route root.
+
+:example
+DValue route = request_query_route(context, "index");
+print(route.is_array() ? "route\n" : "empty\n");