Serverless Websockets Plugin

1. Installation

Install the plugin by adding it to your service dependencies:
``
npm i serverless-websockets-plugin --save
`

2. Usage

Load the serverless-websockets-plugin, then optionally provide a new API name and Route Selection Expression, and finally define your WebSockets events and their route keys:
`yml
service: serverless-websockets-service

Load the plugin

plugins:
- serverless-websockets-plugin

provider:
name: aws
runtime: nodejs8.10

# Optional
websocketApiName: foobar
websocketApiRouteSelectionExpression: $request.body.action

functions:
connectionManagement:
handler: handler.connectionManagement
events:
- websocket:
routeKey: $connect
- websocket:
routeKey: $disconnect
defaultMessage:
handler: handler.default
events:
- websocket:
routeKey: $default
chatMessage:
handler: handler.chat
events:
- websocket:
routeKey: message
``