Common supertype for all worker state event types.
This event occurs when the state of a Worker implementation has transitioned to the CANCELLED state.
This event occurs when the state of a Worker implementation has transitioned to the FAILED state.
This event occurs when the state of a Worker implementation has transitioned to the READY state.
This event occurs when the state of a Worker implementation has transitioned to the RUNNING state.
This event occurs when the state of a Worker implementation has transitioned to the SCHEDULED state.
This event occurs when the state of a Worker implementation has transitioned to the SUCCEEDED state.