Add support for fastify

Author: janaz

README.md

@@ -15,6 +15,7 @@ The list of supported frameworks matches [in-process-request](https://github.com
 * Connect v3
 * Koa v2
 * Polka
+* Fastify v3
 
 Inspired by [aws-serverless-express](https://github.com/awslabs/aws-serverless-express)
 

src/lambda.ts

@@ -47,5 +47,6 @@ const handler = (app: RequestListener) => handlerBuilder(() => Promise.resolve(a
 handler.deferred = handlerBuilder;
 handler.HapiListener = inProcessRequestHandler.HapiListener;
 handler.nestHandler = inProcessRequestHandler.nestHandler;
+handler.fastifyHandler = inProcessRequestHandler.fastifyHandler;
 
 export = handler;