README: add karyon_jsonrpc crate link

README.md

@@ -3,6 +3,9 @@
 [![Build](https://github.com/karyontech/karyon/actions/workflows/rust.yml/badge.svg)](https://github.com/karyontech/karyon/actions)
 [![License](https://img.shields.io/crates/l/karyon_core)](https://github.com/karyontech/karyon/blob/master/LICENSE)
 
+- [![karyon_jsonrpc crates.io](https://img.shields.io/crates/v/karyon_jsonrpc?label=karyon_jsonrpc%20crates.io)](https://crates.io/crates/karyon_jsonrpc)
+- [![karyon_jsonrpc docs.rs](https://img.shields.io/docsrs/karyon_jsonrpc?label=karyon_jsonrpc%20docs.rs)](https://docs.rs/karyon_jsonrpc/latest/karyon_jsonrpc/)
+
 A library for building p2p, decentralized, and collaborative software
 
 [Website](https://karyontech.net/) | [Discord](https://discord.gg/xuXRcrkz3p) | [irc](https://libera.chat/) #karyon on liberachat