Values.GreenFleetProvisioningOptionSourceInformation about the instances that belong to the replacement environment in a blue/green deployment.
type nonrec t = {action : GreenFleetProvisioningAction.t option;The method used to add instances to a replacement environment. DISCOVER_EXISTING: Use instances that already exist or will be created manually. COPY_AUTO_SCALING_GROUP: Use settings from a specified Auto Scaling group to define and create instances in a new Auto Scaling group.
*)}