Update README.md

Author: lijy91

README-ZH.md

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 # protocol_handler
 
-[![pub version][pub-image]][pub-url] [![][discord-image]][discord-url]
+[![pub version][pub-image]][pub-url] [![][discord-image]][discord-url] ![][visits-count-image] 
 
 [pub-image]: https://img.shields.io/pub/v/protocol_handler.svg
 [pub-url]: https://pub.dev/packages/protocol_handler
 
 [discord-image]: https://img.shields.io/discord/884679008049037342.svg
 [discord-url]: https://discord.gg/zPa6EZ2jqb
 
+[visits-count-image]: https://img.shields.io/badge/dynamic/json?label=Visits%20Count&query=value&url=https://api.countapi.xyz/hit/leanflutter.protocol_handler/visits
+
 这个插件允许 Flutter 应用注册及处理自定义协议（即深度链接）。
 
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README.md

@@ -1,13 +1,15 @@
 # protocol_handler
 
-[![pub version][pub-image]][pub-url] [![][discord-image]][discord-url]
+[![pub version][pub-image]][pub-url] [![][discord-image]][discord-url] ![][visits-count-image] 
 
 [pub-image]: https://img.shields.io/pub/v/protocol_handler.svg
 [pub-url]: https://pub.dev/packages/protocol_handler
 
 [discord-image]: https://img.shields.io/discord/884679008049037342.svg
 [discord-url]: https://discord.gg/zPa6EZ2jqb
 
+[visits-count-image]: https://img.shields.io/badge/dynamic/json?label=Visits%20Count&query=value&url=https://api.countapi.xyz/hit/leanflutter.protocol_handler/visits
+
 This plugin allows Flutter apps to register and handle custom protocols (i.e. deep linking).
 
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