Module types 

Structs

Flow

A flow record as persisted in flows. state_json and wait_json carry arbitrary controller-specific payloads; the runtime treats them as opaque blobs and only mutates them through revision-checked APIs.

FlowEvent

Audit log entry for any flow mutation. Append-only, never updated.

FlowStep

Enums

FlowError

FlowStatus

Lifecycle states a flow can be in. Transitions are enforced by can_transition_to.

FlowStepStatus

StepRuntime