fix api_key missing in readme
@ -62,6 +62,7 @@ go run main.go
```
docker run -d \
--name wechatgpt \
-e api_key="你的chatgpt api_key" \
-e wechat="true" \
-e wechat_keyword="微信触发关键字" \
xiaomoinfo/wechatgpt:latest
The note is not visible to the blocked user.