MakeFunction creates an AWS Lambda function Inputs: svc is a Lambda service client zipFile is the name of the .zip file bucket is the name of the bucket function is the name of the Lambda function handler is the name of the function that is called in the Lambda function resource is the Amazon Resource Name (ARN) of the function's execution role runtime is the compute runtime environment that runs the Lambda function Output: If success, information about the Lambda function and nil Otherwise, nil and an error from the call to ReadFile or CreateFunction.