Calculates ordinary Job input for one occurrence. Factories are for dynamic
data population, may run more than once during recovery, and should avoid
state mutation. Explicit Privileged side effects must tolerate repetition.
Timeout cancellation is cooperative and cannot undo completed side effects.
Calculates ordinary Job input for one occurrence. Factories are for dynamic data population, may run more than once during recovery, and should avoid state mutation. Explicit Privileged side effects must tolerate repetition. Timeout cancellation is cooperative and cannot undo completed side effects.