Update README.md

README.md

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 轻量版MAPPO，帮助你快速移植到本地环境。
 
+- [Bilibili](https://www.bilibili.com/video/BV1bd4y1L73N/?spm_id_from=333.999.0.0&vd_source=d8ab7686ea514acb6635faa5d2227d61)
+
 
 ## Table of Contents
 
@@ -11,7 +13,6 @@ Lightweight version of MAPPO to help you quickly migrate to your local environme
 - [安装](#安装)
 - [用法](#用法)
 
-
 ## 背景
 
 MAPPO原版代码对于环境的封装过于复杂，本项目直接将环境封装抽取出来。更加方便将MAPPO代码移植到自己的项目上。