Conditional Steps

Parameter	Type	Default	Description
`evaluator`	`Union[Callable[[StepInput], bool], Callable[[StepInput], Awaitable[bool]], bool, str]`	`True`	Function, boolean, or CEL expression string that selects the branch
`steps`	`WorkflowSteps`	Required	Steps to execute if the condition is met (if branch)
`else_steps`	`Optional[WorkflowSteps]`	`None`	Steps to execute if the condition is not met (else branch)
`name`	`Optional[str]`	`None`	Name of the condition step
`description`	`Optional[str]`	`None`	Description of the condition step
`human_review`	`Optional[HumanReview]`	`None`	All HITL settings in a single config. See HumanReview Config.
`requires_confirmation`	`bool`	`False`	Pause before evaluating the condition. Approval evaluates `evaluator`; rejection follows `on_reject`
`confirmation_message`	`Optional[str]`	`None`	Message shown to user when requesting decision
`on_reject`	`Union[OnReject, str]`	`OnReject.else_branch`	Action when rejected: `OnReject.else_branch` (execute else_steps; raw string value `"else"`), `skip`, `cancel`
`on_error`	`Union[OnError, str]`	`OnError.skip`	Action when a sub-step fails: `skip` (log and stop remaining sub-steps), `fail` (re-raise), `pause` (pause for HITL retry or skip)