export interface TranscriptSearchResult {
    filename: string;
    session_at: string;
    snippet: string;
    rank: number;
}
export interface ReindexResult {
    indexed: number;
    skipped: number;
}
export declare class TranscriptIndex {
    private readonly indexDir;
    private readonly transcriptsDir;
    private readonly db;
    constructor(indexDir?: string, transcriptsDir?: string);
    reindex(): ReindexResult;
    search(query: string, limit?: number): TranscriptSearchResult[];
    count(): number;
    close(): void;
}
export declare function withTranscriptIndex<T>(fn: (idx: TranscriptIndex) => T, indexDir?: string, transcriptsDir?: string): T;