disscusion for questions, issue only for bug report (#573)

README.md

@@ -39,7 +39,7 @@ Please see [Getting Started](docs/getting_started.md) and [tiny egs](examples/ti
 
 ## Questions and Help
 
-You are welcome to submit questions and bug reports in [Github Issues](https://github.com/PaddlePaddle/DeepSpeech/issues). You are also welcome to contribute to this project.
+You are welcome to submit questions in [Github Discussions](https://github.com/PaddlePaddle/DeepSpeech/discussions) and bug reports in [Github Issues](https://github.com/PaddlePaddle/DeepSpeech/issues). You are also welcome to contribute to this project.
 
 
 ## License

README_cn.md

@@ -38,7 +38,7 @@
 
 ## 问题和帮助
 
-欢迎您在[Github问题](https://github.com/PaddlePaddle/models/issues)中提交问题和bug。也欢迎您为这个项目做出贡献。
+欢迎您在[Github讨论](https://github.com/PaddlePaddle/DeepSpeech/discussions)提交问题，[Github问题](https://github.com/PaddlePaddle/models/issues)中反馈bug。也欢迎您为这个项目做出贡献。
 
 ## License