feat：微信二维码

7.13过期

README-CN.md

@@ -19,7 +19,7 @@ DG-IoT是国内首款轻量级开源工业物联网平台，我们致力于提
 ## 快速体验与微信群
 | 微信技术支持群 | [QQ技术支持群](https://jq.qq.com/?_wv=1027&k=LipWZvDe)   | 小程序体验 |电脑端https://prod.iotn2n.com|
 |:---:|:---:|:---:|:---:|
-|![image](http://jonhliu-1253666439.cos.ap-shanghai-fsi.myqcloud.com/shuwa_tech/zh/wx%207.13%E6%97%A0%E6%95%88.png?q-sign-algorithm=sha1&q-ak=AKIDTm7bqNZ6QVnqgwwmN5Y0rjcOLCiH4d1H&q-sign-time=1657077325;1657080925&q-key-time=1657077325;1657080925&q-header-list=&q-url-param-list=&q-signature=dd060334afe5debefdc1d9a29dd691c56cc991fe)|<img src="http://dgiot-1253666439.cos.ap-shanghai-fsi.myqcloud.com/shuwa_tech/zh/QQ%E6%8A%80%E6%9C%AF%E7%BE%A4%E4%BA%8C%E7%BB%B4%E7%A0%81.png" width = "60%" /> |<img src="http://dgiot-1253666439.cos.ap-shanghai-fsi.myqcloud.com/dgiot_release/dgiot_wechat.jpg" width = "60%" />|运维账号：dgiot_admin  </br>  密码: dgiot_admin  </br> </br>开发账号: dgiot_dev  </br>  密码: dgiot_dev |
+|![wx 7.13无效_副本.png](http://jonhliu-1253666439.cos.ap-shanghai-fsi.myqcloud.com/shuwa_tech/zh/wx%207.13%E6%97%A0%E6%95%88_%E5%89%AF%E6%9C%AC.png?q-sign-algorithm=sha1&q-ak=AKIDTm7bqNZ6QVnqgwwmN5Y0rjcOLCiH4d1H&q-sign-time=1657078633;1657082233&q-key-time=1657078633;1657082233&q-header-list=&q-url-param-list=&q-signature=445170efe69c9b3b8b94694f2b336d3422fb74e1)|<img src="http://dgiot-1253666439.cos.ap-shanghai-fsi.myqcloud.com/shuwa_tech/zh/QQ%E6%8A%80%E6%9C%AF%E7%BE%A4%E4%BA%8C%E7%BB%B4%E7%A0%81.png" width = "60%" /> |<img src="http://dgiot-1253666439.cos.ap-shanghai-fsi.myqcloud.com/dgiot_release/dgiot_wechat.jpg" width = "60%" />|运维账号：dgiot_admin  </br>  密码: dgiot_admin  </br> </br>开发账号: dgiot_dev  </br>  密码: dgiot_dev |
 
 ## 核心特色
 + **完全开源**：前后端完全开源，无收费商业版