修复 修改名称 无token不退出登录的逻辑

lib/features/my/presentation/web_view/user_info_pages.dart

@@ -1,6 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart';
+import 'package:go_router/go_router.dart';
+import 'package:maibu_satabot_v2/core/router/route_paths.dart';
 import 'package:maibu_satabot_v2/features/devices/presentation/bloc/devices_cubit.dart';
 import 'package:maibu_satabot_v2/features/my/presentation/bloc/my_cubit.dart';
 import 'package:maibu_satabot_v2/features/my/presentation/bloc/my_state.dart';
@@ -67,6 +69,9 @@ class _UserInfoCardState extends State<UserInfoCard> {
         child: BlocBuilder<MyCubit, MyState>(
           builder: (context, myState) {
             final cubit = context.read<MyCubit>();
+            if (myState.errorMessage == '登录状态失效，请重新登录') {
+              context.go(RoutePaths.login);
+            }
 
             return Padding(
               padding: EdgeInsets.only(left: 16, right: 16, top: 20, bottom: MediaQuery.of(context).viewInsets.bottom + 80),
@@ -150,7 +155,7 @@ class _UserInfoCardState extends State<UserInfoCard> {
   // 提交新昵称的业务逻辑
   Future<void> _submitNewNickname(BuildContext context) async {
     final newNickname = _nicknameController.text.trim();
-    if (newNickname.isEmpty ) {
+    if (newNickname.isEmpty) {
       Navigator.pop(context);
       return;
     }

lib/features/my/repository/my_repository_impl.dart

@@ -1,6 +1,9 @@
 import 'dart:math';
 import 'package:fpdart/fpdart.dart';
+import 'package:get_it/get_it.dart';
 import 'package:http/http.dart' as http;
+import 'package:maibu_satabot_v2/core/router/route_paths.dart';
+import 'package:maibu_satabot_v2/features/auth/presentation/bloc/auth_cubit.dart';
 import 'package:maibu_satabot_v2/features/my/repository/my_repository.dart';
 import 'dart:convert';
 
@@ -27,8 +30,14 @@ class MyRepositoryImpl implements MyRepository {
 
     // 补充：从 UserStorage 获取 token（接口通常需要认证）
     final token = await _getToken();
-    if(token!.isEmpty){
-        
+    // 1. Token 为空/无效：返回专属错误
+    if (token == null || token.isEmpty) {
+      // 异步执行登出（不阻塞当前方法返回）
+      Future.microtask(() async {
+        await GetIt.I<UserStorage>().deleteUser();
+        GetIt.I<AuthCubit>().logout();
+      });
+      return Left(DeviceFailure.serverError(message: '登录状态失效，请重新登录'));
     }
     final headers = {
       'Content-Type': 'application/json',