#### What type of PR is this?
/area ui
/kind improvement
/milestone 2.20.x
#### What this PR does / why we need it:
统一空状态界面中操作按钮的风格。
#### Does this PR introduce a user-facing change?
```release-note
统一空状态界面中操作按钮的风格。
```
#### What type of PR is this?
/area ui
/kind feature
/milestone 2.17.x
#### What this PR does / why we need it:
补充 2FA 相关的 i18n 定义。
#### Does this PR introduce a user-facing change?
```release-note
None
```
#### What type of PR is this?
/area ui
/kind improvement
/milestone 2.17.x
#### What this PR does / why we need it:
重新组织和固定 UI 部分代码的 imports 导入，防止后续因为 imports 的顺序造成不必要的 diff。
基于：https://github.com/halo-dev/halo/pull/6151
#### Does this PR introduce a user-facing change?
```release-note
None
```
#### What type of PR is this?
/area ui
/kind cleanup
/milestone 2.16.x
#### What this PR does / why we need it:
移除 UI 项目中不必要的环境变量配置。
1. VITE_API_URL：当前 Console 不会考虑独立部署，并且在开发环境是后端 Proxy 的 Console 请求，所以此变量没有任何意义。
2. VITE_BASE_URL：无意义，当前不考虑修改。
#### Does this PR introduce a user-facing change?
```release-note
None
```
#### What type of PR is this?
/area ui
/kind improvement
/milestone 2.15.x
#### What this PR does / why we need it:
在个人中心的个人资料页面添加邮箱已验证的标识，方便用户知晓。
<img width="596" alt="image" src="https://github.com/halo-dev/halo/assets/21301288/77cd83e1-cefe-453c-ad12-689ee893c8ee">
#### Does this PR introduce a user-facing change?
```release-note
在个人中心的个人资料页面添加邮箱已验证的标识。
```
Ryan Wang