Update README.md

README.md

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 # legado
 
-[![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/)
+[![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/)  ![Build Action](https://github.com/gedoor/legado/workflows/Android%20CI/badge.svg)
 
 ## 阅读3.0
 * [书源规则](https://alanskycn.gitee.io/teachme/)
 * [更新日志](/app/src/main/assets/updateLog.md)
 * [帮助文档](/app/src/main/assets/help/appHelp.md)
 
+## 下载
+<a href="https://play.google.com/store/apps/details?id=io.legado.play.release"><img width="200px" alt="Google Play" src="https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png"/></a> or <a href="https://www.coolapk.com/apk/io.legado.app.release"><img width="100px" height="100px" alt="CoolApk" src="https://static.coolapk.com/static/web/v8/images/header-logo.png"/></a> or [Releases](https://github.com/gedoor/legado/releases/latest)
+
 ### 阅读API
 阅读3.0 提供了2种方式的API：`Web方式`和`Content Provider方式`。您可以在[这里](api.md)根据需要自行调用。