feat(ui): 优化转账页面百分比按钮布局和菜单样式

- 调整转账页面百分比按钮布局，将Expanded组件移到外层，使按钮宽度均匀分布
- 移除首页资产卡片充值按钮的加号图标，简化UI
- 优化个人中心菜单行样式，使用统一的surfaceCardHigh颜色并调整图标颜色
- 新增.claude/settings.local.json配置文件，添加Flutter版本检查和Python脚本权限
- 扩展.claude/settings.json中的Flutter分析工具路径配置
- 生成Flutter构建缓存文件，支持项目构建过程

flutter_monisuo/lib/ui/pages/mine/components/menu_row.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:lucide_icons_flutter/lucide_icons.dart';
 import '../../../../core/theme/app_spacing.dart';
 import '../../../../core/theme/app_theme.dart';
+import '../../../../core/theme/app_theme_extension.dart';
 
 /// 单行菜单项：图标 + 标题 + 尾部组件 (chevron)
 ///
@@ -35,9 +36,7 @@ class MenuRow extends StatelessWidget {
               width: 36,
               height: 36,
               decoration: BoxDecoration(
-                color: Theme.of(context).brightness == Brightness.dark
-                    ? Theme.of(context).colorScheme.surfaceContainerHigh
-                    : Theme.of(context).colorScheme.surfaceContainerHighest,
+                color: context.appColors.surfaceCardHigh,
                 borderRadius: BorderRadius.circular(8),
               ),
               child: Center(
@@ -57,7 +56,7 @@ class MenuRow extends StatelessWidget {
               Icon(
                 LucideIcons.chevronRight,
                 size: 16,
-                color: Theme.of(context).colorScheme.onSurfaceVariant,
+                color: context.colors.onSurfaceVariant,
               ),
           ],
         ),