PhaseAwaitingApproval indicates that the kubeconfig's CSR is pending either automatic or manual approval by a cluster admin.

PhaseCreatingKubeconfig indicates that the transaction to create a user's kubeconfig is in progress.

PhaseFailed indicates terminal failure to reconcile the kubeconfig.

PhasePending indicates that the kubeconfig is either in its initial unreconciled (but defaulted) state, or entered a non-recoverable state.