banana-ui issues

feat(switch): add switch component

1

Select开启搜索模式且不定宽后，展开前和展开后selector宽度不一样

**Describe the bug** Select开启搜索模式且不定宽后，展开前和展开后selector宽度不一样。 **To Reproduce** Steps to reproduce the behavior: 1. 使用filter开启搜索功能 2. 展开选择器 **Expected behavior** selector部分宽度不变

FriedRiceNoodles

bug

Select组件搜索模式demo存在问题

1. html示例代码缺失 2. react示例代码中有忘记删除的注释代码

FriedRiceNoodles

documentation

文档站点内，popup组件的z-index比导航栏的要低

5

![image](https://github.com/FriedRiceNoodles/banana-ui/assets/53017934/d38880de-65a7-421a-a337-d4eabb0dcc17)

FriedRiceNoodles

bug

bug(overlay): docs website `overlay` page zIndex abnormal

**Describe the bug** The situation similar to #65, the header is floating above the overlay layer. **Expected behavior** The `overlay` should be above all element. **Screenshots** ![image](https://github.com/FriedRiceNoodles/banana-ui/assets/36471625/dd81e1d9-0d22-45bf-bbcc-dff74ed3af0f) **Desktop (please complete...

Liumingxun