GitLab

为 Usage/Promo/Redeem 注入认证缓存失效逻辑
删除用户与分组前先失效认证缓存降低窗口
补充回归测试验证失效调用

测试: make test

增加 L1/L2 缓存、负缓存与单飞回源
使用 key+owner 轻量查询替代全量加载并清理旧接口
补充缓存失效与余额更新测试，修复随机抖动 lint

测试: make test

- Fix gofmt formatting issue in user_service.go
- Remove unused sql field from userAttributeValueRepository
- Update ListWithFilters signature in test stubs to match interface
- Remove Wechat field from test user data

🤖 Generated with [Claude Code](https://claude.com/claude-code

)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Migrate the hardcoded wechat field to the new extensible user
attributes system and improve the users management UI.

Migration:
- Add migration 019 to move wechat data to user_attribute_values
- Remove wechat field from User entity, DTOs, and API contracts
- Clean up wechat-related code from backend and frontend

UsersView enhancements:
- Add text labels to action buttons (Filter Settings, Column Settings,
  Attributes Config) for better UX
- Change status column to show colored dot + Chinese text instead of
  English text
- Add dynamic attribute columns support with batch loading
- Add column visibility settings with localStorage persistence
- Add filter settings modal for search and filter preferences
- Update i18n translations

🤖 Generated with [Claude Code](https://claude.com/claude-code

)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* refactor: 迁移初始化 db 和 redis 到 repository

* refactor: 迁移 errors 到 pkg

新增简单模式设置，适合个人使用场景：
- 隐藏多用户管理相关菜单（用户管理、兑换码等）
- 自动关闭用户注册功能
- 管理员并发数自动设为无限制(99999)
- 侧边栏根据模式动态调整菜单项

同时优化分组页面的"专属分组"功能，添加帮助提示说明使用场景

- 新增User模型字段：username（用户名）、wechat（微信号）、notes（备注）
- 扩展用户搜索功能，支持通过用户名和微信号搜索
- 添加用户个人资料更新功能，用户可自行编辑用户名和微信号
- 管理员用户列表新增用户名、微信号、备注显示列
- 备注字段仅对管理员可见，增强数据安全性
- 完善中英文国际化翻译
- 修复国际化文件中重复属性的TypeScript错误

🤖 Generated with [Claude Code](https://claude.com/claude-code

)
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>