We already have a means of packaging an .env file with environment variables that works well.
AWS Recently introduced support for Environment Variables for Lambda Functions:
http://docs.aws.amazon.com/lambda/latest/dg/env_variables.html
which appear to be supported in the JavaScriptSDK: http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/Lambda.html

Should we update our deployment to use set them?
We already have a means of packaging an
.envfile with environment variables that works well.AWS Recently introduced support for Environment Variables for Lambda Functions:
http://docs.aws.amazon.com/lambda/latest/dg/env_variables.html
which appear to be supported in the JavaScriptSDK: http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/Lambda.html

Should we update our deployment to use set them?