feat: update readme

Author: itsu-dev

grower-rs/README.md

@@ -1,8 +1,16 @@
-# Grower
-Grower: **G**eneral **R**untime **O**n **WE**b browser**R**s
+# Grower 
+Grower: **G**eneral **R**untime **O**n **WE**b browser**R**s **[Now Development]**
 
 A Library for development language runtimes that run on Web Browsers.
 
+## Install
+
+Now available on [crates.io](https://crates.io/crates/grower).
+
+```sh
+cargo add grower
+```
+
 
 ## Features