Add player stats and server leaderboards to Desktop app and polish UI

launcher/src-tauri/src/lib.rs

@@ -81,6 +81,9 @@ pub fn run() {
             commands::check_update,
             commands::install_update,
             commands::show_window,
+            commands::get_player_stats,
+            commands::get_leaderboard,
+            commands::get_public_servers,
         ])
         .run(tauri::generate_context!())
         .expect("error while running the launcher");