/**
 * Initialize the scheduler: load all enabled cron agents and schedule them.
 */
export declare function initScheduler(): void;
/**
 * Schedule or reschedule an agent.
 */
export declare function scheduleAgent(agentId: string, schedule: string): void;
/**
 * Remove an agent from the scheduler.
 */
export declare function unscheduleAgent(agentId: string): void;
/**
 * Re-read agent config from DB and reschedule.
 */
export declare function refreshAgent(agentId: string): void;
/**
 * Stop all scheduled jobs.
 */
export declare function stopScheduler(): void;
export declare function getScheduledAgents(): string[];