import type { LifecycleDatasource } from '@principles/core/runtime-v2';
import type { LedgerTreeStore, ReplayReport, ArtifactLineageRecord } from '@principles/core/runtime-v2';
export declare class LineageSourceRetiredError extends Error {
    constructor();
}
export declare class FilesystemLifecycleDatasource implements LifecycleDatasource {
    private readonly workspaceDir;
    private readonly stateDir;
    private _engine?;
    constructor(workspaceDir: string, stateDir: string);
    private get engine();
    loadLedger(): LedgerTreeStore;
    listReplayReports(implementationId: string): ReplayReport[];
    listLineageRecords(_kind: 'behavioral-sample' | 'rule-implementation-candidate'): ArtifactLineageRecord[];
}