trans: add zh-hans README (#307)

* trans: update zh-Hans README

* clean&trans: clean useless file & rename README_zh-Hans.md -> README_zh-hans.md

* fix: language zh-hans link

---------

Co-authored-by: Yan Savinov <[email protected]>

README.md

@@ -21,6 +21,9 @@ Equal UI is a Vue 3 hackable components library with 30+ components on top of Ta
   <a href="https://equal-ui.github.io/Equal/"><strong>Explore Equal UI docs</strong></a>
 </div>
 
+---
+<a href="./README_zh-hans.md">中文简体</a>
+
 # Features
 
 - 🔥 One of the best visuals in Vue ecosystem

README_zh-hans.md

@@ -0,0 +1,76 @@
+<p align="center">
+  <a href="https://equal-ui.github.io/Equal/">
+    <img width="150" src="./docs/public/logo.svg">
+  </a>
+
+<p align="center">
+<img src="https://img.shields.io/npm/v/equal-vue?color=blue">
+<img src="https://img.shields.io/npm/l/equal-vue">
+<img src="https://img.shields.io/npm/dw/equal-vue">
+<img src="https://img.badgesize.io/https:/unpkg.com/equal-vue/?label=Brotli%20size%3A%20JS&compression=brotli">
+</p>
+</p>
+
+<h1 align="center">
+  Equal UI
+</h2>
+
+<div align="center">
+Equal UI 是一个 Vue 3 可拆解的组件库，在 Tailwindcss 之上包含 30+ 个组件
+<br>
+  <a href="https://equal-ui.github.io/Equal/"><strong>探索 Equal UI 文档</strong></a>
+</div>
+
+# 特征
+
+- 🔥 Vue 生态系统中最好的视觉效果之一
+- 🌃 内置深色主题
+- 🎨 完全定制
+- 💬 有工具提示、通知、弹出框
+- 👌 轻量级：12KB brotli
+- 🔧 包括 30+ 组件
+- 💅 使用你的顺风类
+
+# 链接
+
+<b> Twitter: </b> [@Yan](https://twitter.com/k0mmsussertod)
+
+# 安装
+
+你需要 [Vue.js](https://v3.vuejs.org/) 版本 3.1+
+
+```bash
+# npm
+npm install equal-vue
+```
+
+```bash
+# yarn
+yarn add equal-vue
+```
+
+# 用法
+
+## 所有组件
+
+```js
+import { createApp } from 'vue'
+import Equal from 'equal-vue'
+import Config from 'equal-vue/dist/theme/full' // or light / dark theme
+
+createApp.use(Equal, Config)
+```
+
+## 或单个组件
+
+```js
+import { createApp } from 'vue'
+import { Button, Switch } from 'equal-vue'
+import Config from 'equal-vue/dist/theme/full' // or light / dark theme
+
+createApp.use(Button, Config).use(Switch, Config)
+```
+
+# 许可证
+
+[MIT](https://raw.githubusercontent.com/Equal-UI/Equal/master/LICENSE)