update:添加视频

README.md

@@ -12,7 +12,13 @@
 本项目需要配合esp32硬件设备使用，如果童鞋们已经购买了esp32相关硬件，且成功对接虾哥部署的后端，并且想自己独立搭建
 `xiaozhi-esp32`后端服务，可学习本项目。
 
-想看使用效果,请猛戳这个视频[小智esp32连接自己的后台模型](https://www.bilibili.com/video/BV1FMFyejExX)
+想看使用效果,请猛戳这个视频
+
+<a href="https://www.bilibili.com/video/BV1FMFyejExX">
+ <picture>
+   <img alt="小智esp32连接自己的后台模型" src="docs/images/demo.png" />
+ </picture>
+</a>
 
 要想完整体验本项目，需要以下总体步骤：
 

README_en.md

@@ -14,8 +14,13 @@ This project requires compatible esp32 hardware devices. If you have purchased e
 Xiage's deployed backend, and wish to independently set up the `xiaozhi-esp32` backend service, this project is for
 you.
 
-To see a demo, watch this
-video: [Xiaozhi ESP32 Connecting to Custom Backend Model](https://www.bilibili.com/video/BV1FMFyejExX)
+To see a demo, watch this video:
+
+<a href="https://www.bilibili.com/video/BV1FMFyejExX">
+ <picture>
+   <img alt="小智esp32连接自己的后台模型" src="docs/images/demo.png" />
+ </picture>
+</a>
 
 To fully experience this project, follow these steps: