Improve readme

Author: Sytten

README.md

@@ -1,5 +1,8 @@
 # Rquickjs Extra
 
+[![github](https://img.shields.io/badge/github-rquickjs/rquickjs-extra.svg?style=for-the-badge&logo=github)](https://github.com/rquickjs/rquickjs-extra)
+[![crates](https://img.shields.io/crates/v/rquickjs-extra.svg?style=for-the-badge&color=fc8d62&logo=rust)](https://crates.io/crates/rquickjs-extra)
+
 This library contains modules for [rquickjs](https://github.com/DelSkayn/rquickjs) which is a high level bindings for the [QuickJS](https://bellard.org/quickjs/) JavaScript engine.
 
 You should prefer to use modules from [AWS LLRT](https://github.com/awslabs/llrt/tree/main/llrt_modules) when they are available, this repository is an overflow for modules not yet integrated or that cannot be integrated.