Update README

README.md

@@ -1,9 +1,14 @@
 # Multi languages binding for `cities.json`
 
-**NOTE: It's used for geo related benchmarks, not for production usages.**
+> **NOTE**
+>
+> It's used for geo related benchmarks, not for production usages.
 
 - Go: <https://pkg.go.dev/github.com/ringsaturn/go-cities.json>
 - Rust: <https://crates.io/crates/cities-json>
+  ```bash
+  cargo add cities-json
+  ```
   ```rust
   use cities_json::CITIES;
   println!("first {:?}", CITIES.get(0).unwrap().name);
@@ -26,4 +31,5 @@
 
 This project is open sourced under [The Unlicense](./LICENSE).
 
-Upstream data is under [Creative Commons Attribution 3.0 License](https://github.com/lutangar/cities.json#licence).
+Upstream data is under
+[Creative Commons Attribution 3.0 License](https://github.com/lutangar/cities.json#licence).