add mini-redis to elegant-codebase.md

en/src/elegant-code-base.md

@@ -30,5 +30,7 @@ Tutorial [`https://www.philippflenker.com/hecto/`](https://www.philippflenker.co
 
 [This blog series](https://os.phil-opp.com) creates a small operating system in the Rust programming language. Each post is a small tutorial and includes all needed code, so you can follow along if you like. The source code is also available in the corresponding [Github repository](https://github.com/phil-opp/blog_os).
 
+### 7. mini-redis
+[mini-redis](https://github.com/tokio-rs/mini-redis) is an incomplete Redis client and server implementation using tokio, it has decent code base and detail explanations, very suitable for learning Rust and asynchronous programming.
 
 **To be continued...**

zh-CN/src/elegant-code-base.md

@@ -35,4 +35,7 @@
 
 你也可以在[以下地址](https://github.com/phil-opp/blog_os)找到完整的源代码。
 
+### 7. mini-redis
+[mini-redis](https://github.com/tokio-rs/mini-redis) 是一个不完整的 Redis 客户端、服务器实现，由 tokio 官方出品，代码质量非常高，而且有详细的注释，非常适合学习 Rust 和异步编程。
+
 **To be continued...**