message: Adding logo to README
diff: # Serverless Stack Toolkit (SST) [![npm](https://img.shields.io/npm/v/@serverless-stack/cli.svg)](https://www.npmjs.com/package/@serverless-stack/cli) [![Build Status](https://github.com/serverless-stack/serverless-stack/workflows/CI/badge.svg)](https://github.com/serverless-stack/serverless-stack/actions)
  +<img alt="Logo" align="right" src="https://raw.githubusercontent.com/serverless-stack/identity/main/sst.svg" width="20%" />
  +
  Serverless Stack Toolkit (SST) is an extension of [AWS CDK](https://aws.amazon.com/cdk/) that:
  - Allows you to use [**CDK with Serverless Framework**](https://serverless-stack.com/chapters/using-aws-cdk-with-serverless-framework.html)
  