docs: add demo.gif

Author: KeJunMao

README.md

@@ -3,8 +3,11 @@
 [![Bing](./assets/bing.svg)][bing-href]
 [![Bing](./assets/node.svg)][node-href]
 
+
 # Edge GPT
 
+![](./assets/demo.gif)
+
 _The reverse engineering the chat feature of the new version of Bing_
 
 [![npm version][npm-version-src]][npm-version-href]
@@ -19,6 +22,7 @@ English | [简体中文](./README.zh-CN.md)
 npx edgegpt
 ```
 
+
 ## CLI Usage
 
 ```shell

README.zh-CN.md

@@ -5,7 +5,9 @@
 
 # Edge GPT
 
-_new Bing 的聊天功能的逆向工程_
+![](./assets/demo.gif)
+
+_新必应的聊天功能的逆向工程_
 
 [![npm version][npm-version-src]][npm-version-href]