/**
 * The checkpoint SEAT a run hands its children — the projection of `resolveCheckpointStore(spec, deps)` (the store the
 * run parks in) plus the caller's own off switch onto the one value both delegation lanes copy verbatim onto a child
 * spec (`ToolExecuteContext.checkpointStoreForChildren` on the Task lane, `RunWorkflowToolDeps.parentCheckpointStore`
 * on the workflow lane). Minted once per prepare by the driver; read by the lanes and by the plan-pair face.
 */
import type { CheckpointStore } from "./checkpoint-store.js";
/** The seat a run hands its children: the store it resolved, or the word `"disabled"` when the caller disarmed the run. */
export type CheckpointSeat = CheckpointStore | "disabled";
/** Project a run's spec + resolved store onto the seat its children inherit: `"disabled"` when the caller disarmed the
 *  run (a removal that presses on the whole subtree), else the resolved store, else NOTHING — an unset spec on a
 *  deployment without a store hands down no seat, and the child's own door resolves its runner's deployment (a split
 *  child-execution runner may carry a store the host has none of; that topology is the deployment's own author). */
export declare function checkpointSeatOf(spec: {
    checkpointStore?: CheckpointStore | "disabled";
}, resolved: CheckpointStore | undefined): CheckpointSeat | undefined;
/** The store a seat names — none for `"disabled"` and for no seat. */
export declare function checkpointStoreOfSeat(seat: CheckpointSeat | undefined): CheckpointStore | undefined;