doc: update readme with more badage

Signed-off-by: seven <[email protected]>

Author: Blankll

README.md

@@ -1,6 +1,30 @@
 # Serverless-Adapter
 
 [![Node.js CI](https://github.com/geek-fun/serverless-adapter/actions/workflows/node.yml/badge.svg)](https://github.com/geek-fun/serverless-adapter/actions/workflows/node.yml)
+[![release](https://github.com/geek-fun/serverless-adapter/actions/workflows/release.yml/badge.svg)](https://github.com/geek-fun/serverless-adapter/actions/workflows/release.yml)
+[![npm version](https://badge.fury.io/js/@geek-fun%2Fserverless-adapter.svg)](https://badge.fury.io/js/@geek-fun%2Fserverless-adapter)
+[![Known Vulnerabilities](https://snyk.io/test/github/geek-fun/serverless-adapter/badge.svg)](https://snyk.io/test/github/geek-fun/serverless-adapter)
+[![License](https://img.shields.io/badge/License-Apache_2.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![codecov](https://codecov.io/gh/geek-fun/serverless-adapter/graph/badge.svg?token=lw1AJuX9S9)](https://codecov.io/gh/geek-fun/serverless-adapter)
 
-adapter for web framework express, koa, springboot to run in serverless function as backend of apigateway corss multi
+Adapter for web framework express, koa, springboot to run on top of serverless API Gateway and Functions cross different
 cloud provider like aliyun, huawei
+
+## Quick Start
+
+### prerequisites
+
+- Node.js >= 16.x
+
+### Install
+
+```bash
+npm install -g @geek-fun/serverless-adapter
+```
+
+### Usage
+
+```typescript
+ const app = express();
+export const handler = serverlessAdapter(app)
+```