优化 UI Test 路由直达与会话复用，提升自定义 TabBar 下的稳定性。

新增启动参数直达首页与个人中心页面，引入 AppUITestRouteDriver 与 UITestSession 共享登录，并重构各模块用例的导航断言逻辑。

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

suixinkanUITests/Support/AuthenticatedUITestCase.swift

@@ -7,36 +7,23 @@
 
 import XCTest
 
-/// 需要已登录态的 UI Test 基类，每个测试类只启动并登录一次。
+/// 需要已登录态的 UI Test 基类，全套件共享一次登录会话。
 class AuthenticatedUITestCase: XCTestCase {
-    private static var sharedApp: SuixinkanApp?
-
     var app: SuixinkanApp!
 
-    override class func setUp() {
-        super.setUp()
-        guard sharedApp == nil else { return }
-        guard UITestLaunchConfiguration.credentials != nil else { return }
-
-        sharedApp = try? UITestAuthenticatedSession.launchLoggedIn()
-    }
-
-    override class func tearDown() {
-        sharedApp?.application.terminate()
-        sharedApp = nil
-        super.tearDown()
-    }
-
     override func setUpWithError() throws {
         try super.setUpWithError()
         continueAfterFailure = false
 
-        guard let sharedApp = Self.sharedApp else {
-            throw XCTSkip("缺少 UI Test 账号或登录失败。")
-        }
-
-        app = sharedApp
+        app = try UITestSession.app()
         app.application.activate()
         app.waitForGlobalLoadingToDisappear()
+
+        if app.isOnLoginScreen {
+            let credentials = try UITestLaunchConfiguration.requireCredentials()
+            LoginFlow.loginIfNeeded(app: app, credentials: credentials)
+        }
+
+        UITestNavigation.resetToHome(app: app)
     }
 }