rampingDeploymentVersion := d.State.RoutingConfig.RampingDeploymentVersion
if rampingDeploymentVersion == nil {
rampingDeploymentVersion = worker_versioning.ExternalWorkerDeploymentVersionFromStringV31(d.State.RoutingConfig.RampingVersion)
workflow.go
}
pendingRoutingConfig := &deploymentpb.RoutingConfig{
CurrentDeploymentVersion: worker_versioning.ExternalWorkerDeploymentVersionFromStringV31(newCurrentVersion),