import type { WorkItemRecord, WorkItemStoreData } from "./state.js";
/**
 * JSON-serializable shape of a per-session workflow state.
 * Maps are converted to plain objects for JSON compatibility.
 */
export type PersistedWorkflowState = {
    version: 1;
    updatedAt: string;
    sessionId: string;
    nextId: number;
    /** WorkItemRecord[] sorted by creation order. */
    records: WorkItemRecord[];
    /** key -> workItemId lookup for idempotent open-by-key. */
    keyIndex: Record<string, string>;
};
/**
 * Resolve the per-session workflow data directory.
 * Path: $XDG_DATA_HOME/vvoc/workflow/<sessionId>/
 */
export declare function getWorkflowSessionDir(sessionId: string): string;
export declare function hydrateWorkflowState(sessionId: string): WorkItemStoreData | null;
export declare function snapshotWorkflowState(sessionId: string, data: WorkItemStoreData): void;
export declare function deleteWorkflowSessionDir(sessionId: string): Promise<void>;