import type { DiscussionTranscriptSegment } from './types.js';
export declare function saveTranscriptRevision(id: string): number;
export declare function readTranscriptRevision(id: string, revision: number): DiscussionTranscriptSegment[] | null;
export declare function replaceTranscriptSegments(id: string, segments: Array<{
    text: string;
    startedAtMs: number;
    endedAtMs: number;
    speakerLabel?: string;
    correctedByUser?: boolean;
    rawText?: string;
}>): void;
export declare function refreshCanonicalTranscript(id: string): void;