update docs

docs/book/cn/install.md

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 ## 安装
 
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+### 视频介绍
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+<iframe src="//player.bilibili.com/player.html?bvid=BV1Lu411u7Z1&page=1&autoplay=0" scrolling="no" border="0" frameborder="no" framespacing="0" allowfullscreen="true" height="480px" width="100%"> </iframe>
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 Windows与UNIX环境的安装并无差异，仅需要先行安装并配置`mingw`、`git bash`以及`make`，后续步骤与UNIX的完全一致。
 
 安装[MingW-W64-builds](https://www.mingw-w64.org/downloads/#mingw-builds)时请选择如下设置：

docs/book/cn/quickstart.md

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 ## 快速入门
 
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+### 视频介绍
+
+<iframe src="//player.bilibili.com/player.html?bvid=BV1L94y1Y7vu&page=1&autoplay=0" scrolling="no" border="0" frameborder="no" framespacing="0" allowfullscreen="true" height="480px" width="100%"> </iframe>
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+
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 Melon的使用并不繁琐，大致步骤可分为：
 
 1. 在使用前初始化库

docs/book/cn/trace.md

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 ## 跟踪模式
 
+
+### 视频介绍
+
+<iframe src="//player.bilibili.com/player.html?bvid=BV1p34y1V7FH&page=1&autoplay=0" scrolling="no" border="0" frameborder="no" framespacing="0" allowfullscreen="true" height="480px" width="100%"> </iframe>
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 跟踪模式用于收集使用Melon库的程序信息。大致过程如下：
 
 1. 在程序中使用指定函数设置跟踪点

docs/book/en/install.md

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 ## Installation
 
+
+<iframe width="100%" height="480px" src="https://www.youtube.com/embed/d0G-8BwLi30?si=XzbFCEcPADefc6_8" title="YouTube video player" frameborder="0" allow="accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>
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 On Windows, there is no difference between the installation of Windows and UNIX environments, you only need to install and configure `mingw`, `git bash` and `make` first.
 
 Please select the following settings when installing [MingW-W64-builds](https://www.mingw-w64.org/downloads/#mingw-builds):