+ /**
+ * `killBehavior` dictates if your async unit (worker/process) will be deleted in case that a task is active on it.
+ * SOFT: If current time - last active time is greater than `maxInactiveTime` option, but a task is still running then the worker will be not deleted.
+ * HARD: If last active time is greater than `maxInactiveTime` option, but a task is still running then the worker will be deleted.
+ * This option only apply to the newly created workers.
+ *
+ * @default `'SOFT'`
+ */
+ killBehavior?: 'HARD' | 'SOFT'