/**
 * Revert orchestrator: truncates conversation history, cleans derived data
 * (embeddings, summaries), and optionally restores git state.
 */
import type { HistoryStore } from './history.js';
import { type GitSnapshot, type RestoreResult } from './snapshots.js';
export interface RevertResult {
    success: boolean;
    removedCount: number;
    removedIds: string[];
    gitResult?: RestoreResult;
    error?: string;
}
export interface RevertOptions {
    restoreGit?: boolean;
    gitSnapshot?: GitSnapshot;
}
/**
 * Execute a full revert: truncate history, clean embeddings/summaries,
 * and optionally restore git state.
 */
export declare function executeRevert(historyStore: HistoryStore, targetMessageId: string, options?: RevertOptions): Promise<RevertResult>;
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