export declare function startScheduler(opts?: {
    keepAlive?: boolean;
}): Promise<void>;
/**
 * v1.3.3 §C — (re)apply the on-disk user crons to the live scheduler. Idempotent:
 * tears down every registered task/timer, then re-arms the valid + enabled defs.
 * Recurring defs use node-cron; one-shot defs (`at`) use a setTimeout that runs
 * once then deletes the def (delete-after-run). Built-in crons are never touched.
 */
export declare function reconcileUserCrons(): void;