AWSTemplateFormatVersion : '2010-09-09' Transform: AWS::Serverless-2016-10-31 Description: AWS Serverless LayerVersion Example Resources: MyLayerVersion: Type: AWS::Serverless::LayerVersion Properties: LayerName: MyLayer Description: Layer description ContentUri: "." CompatibleRuntimes: - nodejs10.x LicenseInfo: 'Available under the MIT-0 license.' RetentionPolicy: Retain