docs: Add badges to the readme (#71)

Author: twishabansal

README.md

@@ -5,6 +5,9 @@ Logo](https://raw.githubusercontent.com/googleapis/genai-toolbox/main/logo.png)
 
 [![License: Apache
 2.0](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![Docs](https://img.shields.io/badge/Docs-MCP_Toolbox-blue)](https://googleapis.github.io/genai-toolbox/)
+[![Discord](https://img.shields.io/badge/Discord-%235865F2.svg?style=flat&logo=discord&logoColor=white)](https://discord.gg/Dmm69peqjh)
+[![Medium](https://img.shields.io/badge/Medium-12100E?style=flat&logo=medium&logoColor=white)](https://medium.com/@mcp_toolbox)
 
 This repository contains JS SDKs designed to seamlessly integrate the
 functionalities of the [MCP