/**
 * zeroResultTriage.ts
 *
 * Weekly zero-result query reporter.
 * Queries `request_events` for searches that returned zero results (last 7 days),
 * groups by query_text, and writes a triage page to the wiki at
 * `data/zero-results-<YYYY-MM-DD>.md`.
 *
 * Phase 4 accuracy improvement.
 */
import type { StorageClient } from "../storage/client.js";
export declare function runZeroResultTriage(supabaseUrl: string, serviceRoleKey: string, drive: StorageClient): Promise<{
    page: string;
    rowCount: number;
} | null>;
/**
 * Start a weekly recurring triage job.
 * Runs immediately on first call, then every 7 days.
 * Returns a cleanup function that cancels the recurring timer.
 */
export declare function startZeroResultTriageCron(supabaseUrl: string, serviceRoleKey: string, getDrive: () => StorageClient): () => void;
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