Sample serverless.yml file to deploy nodejs application to AWS Lambda and API Gateway

serverless.yml

service: my-nodejs-api
custom:
  customDomain:
    domainName: api.ppshein.com
    basePath: ''
    stage: ${self:provider.stage}
    createRoute53Record: true  
provider:
  name: aws
  runtime: nodejs8.10
  stage: dev
  region: ap-southeast-1
  memorySize: 128
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:*
      Resource: "arn:aws:dynamodb:ap-southeast-1:*:*"
    - Effect: Allow
      Action:
        - s3:*
      Resource: 
        - arn:aws:s3:::mybucket/*
        - arn:aws:s3:::mybucket
    - Effect: Allow
      Action:
        - lambda:InvokeFunction
      Resource: "*"
functions: 
  app:
    handler: index.handler
    events:
      - http: 
          method: any
          path: /{proxy+}
          cors: true