feat: 对齐常驻商城与七鱼客服交互

- 同步商城 H5 登录态与原生 token
- 完善商城/原生 tab 切换、动画及返回交互
- 修复七鱼客服键盘避让和状态栏恢复
- 调整开屏跳过按钮与登录入口交互

lib/features/auth/presentation/login_page.dart

@@ -16,7 +16,6 @@ import '../../../common/router/app_router.dart';
 import '../../../common/theme/spacing.dart';
 import '../../../common/widgets/circle_back_button.dart';
 import '../application/auth_controller.dart';
-import '../application/login_launcher.dart';
 
 class LoginPage extends HookConsumerWidget {
   const LoginPage({super.key, this.next});
@@ -32,7 +31,6 @@ class LoginPage extends HookConsumerWidget {
     final agreed = useState(false);
     final sending = useState(false);
     final verifying = useState(false);
-    final oneKeyLoading = useState(false);
     final countdown = useState(0);
     final error = useState<String?>(null);
     final timer = useRef<Timer?>(null);
@@ -165,9 +163,6 @@ class LoginPage extends HookConsumerWidget {
       );
     }
 
-    Future<void> launchOneKey() =>
-        LoginLauncher.start(context, ref, next: next);
-
     void onSendTap() {
       if (sending.value || countdown.value > 0) return;
       if (phoneDigits().length != 11) {
@@ -227,8 +222,6 @@ class LoginPage extends HookConsumerWidget {
                   agreed: agreed.value,
                   onToggleAgreed: () => agreed.value = !agreed.value,
                   onSend: onSendTap,
-                  oneKeyLoading: oneKeyLoading.value,
-                  onOneKey: launchOneKey,
                 ),
         ),
       ),
@@ -247,8 +240,6 @@ class _PhoneStep extends StatelessWidget {
     required this.onToggleAgreed,
     required this.error,
     required this.onSend,
-    required this.oneKeyLoading,
-    required this.onOneKey,
   });
 
   final ShadColorScheme cs;
@@ -260,8 +251,6 @@ class _PhoneStep extends StatelessWidget {
   final VoidCallback onToggleAgreed;
   final String? error;
   final VoidCallback onSend;
-  final bool oneKeyLoading;
-  final VoidCallback onOneKey;
 
   @override
   Widget build(BuildContext context) {
@@ -306,13 +295,6 @@ class _PhoneStep extends StatelessWidget {
           dim: !phoneReady,
           onTap: onSend,
         ),
-        const SizedBox(height: 10),
-        _PrimaryButton(
-          label: '本机号码一键登录',
-          enabled: !oneKeyLoading,
-          loading: oneKeyLoading,
-          onTap: onOneKey,
-        ),
         const SizedBox(height: 18),
         _AgreeRow(agreed: agreed, onToggle: onToggleAgreed, cs: cs),
       ],