Address @sam

gui/src/imp/web.rs

@@ -412,6 +412,10 @@ pub fn load_username() -> Option<String> {
         .ok()?
 }
 
+pub fn load_server_url() -> Option<String> {
+    None
+}
+
 pub fn absolute_url(path: &str) -> Result<Url, Error> {
     let window: web_sys::Window = web_sys::window().expect("no global `window` exists");
     let location = window.location();