Requirements

1. apex https://github.com/apex/apex
2. aws credentials in ~/.aws/credentials

Deploy

$ apex deploy

HTTP Setup

1. Create API gateway API
2. Add endpoint
3. Change integration request to use Lambda Function as Integration Type
4. Add Body Mapping Template for application/json
5. Deploy API
6. Enable CORS http://docs.aws.amazon.com/apigateway/latest/developerguide/how-to-cors.html