import type { Client } from "@libsql/client";
export interface UpsertArcsCacheResult {
    vaultPath: string;
    ran: boolean;
    arcsUpserted: number;
    membersUpserted: number;
    durationMs: number;
}
export interface UpsertArcsCacheOpts {
    lytDb?: Client;
    nowIso?: string;
    lastTouchedBySlug?: Map<string, string>;
}
export declare function upsertArcsCache(vaultPath: string, opts?: UpsertArcsCacheOpts): Promise<UpsertArcsCacheResult>;
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