requirements

The serverless npm from serverless.com AWS config in ~/.aws/

initial creation

serverless create --template aws-groovy-gradle

mods

edited the serverless.yml file to create a GET callable URL

build and deploy

gradle build
serverless deploy

faster updates later

serverless deploy function --function hello  # scripted in ./depl.sh

tested at

https://p89vtcmaej.execute-api.us-west-2.amazonaws.com/dev/?k=vvvv