cancel static method
Creates a new cancellation request.
Implementation
static WorkerRequest cancel(CancellationToken token) => [
null, // 0 - travel time
null, // 1 - client
_cancelCommand, // 2 - command
null, // 3 - args
token, // 4 - cancellation token
null, // 5 - stream id / log level
null, // 6 - worker id
null, // 7 - inspect response
];