Integrate CYLTabBar center scan button and unify UIKit navigation.

Add CYLTabBarController with a global scan entry, promote MainTabBarController to the window root after login, replace RouterPath-based navigation with AppNavigator, and fix Profile diffable cell reconfiguration crashes.

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan_ios/Features/Home/ViewControllers/HomeViewController.swift

@@ -368,7 +368,7 @@ final class HomeViewController: UIViewController {
 
     /// 点击景区名称，跳转景区选择页。
     @objc private func scenicTapped() {
-        HomeMenuRouting.push(.scenicSelection, from: self)
+        appServices.appNavigator.push(.home(.scenicSelection), from: self)
     }
 
     /// 切换在线 / 离线状态。