// time-duration to keep heal sequence state after it
	// completes.
	keepHealSeqStateDuration = time.Minute * 10

	// nopHeal is a no operating healing action to
	// wait for the current healing operation to finish
	nopHeal = ""
)

var (
	errHealIdleTimeout   = fmt.Errorf("healing results were not consumed for too long")
	errHealStopSignalled = fmt.Errorf("heal stop signaled")