/**
 * NodeTimeout Backend — Development/zero-dependency task scheduling.
 *
 * - Cron tasks → parsed with `croner`, scheduled via setTimeout chains
 * - Interval tasks → setInterval
 * - One-shot tasks → setTimeout
 * - All timers are in-process — lost on restart
 */
import { type Task, type TaskBackend, type TaskExecutorFn, type TaskManagerConfig } from "../../types/index.js";
export declare class NodeTimeoutBackend implements TaskBackend {
    readonly name = "node-timeout";
    private scheduled;
    private paused;
    private disposed;
    private activeRuns;
    private maxConcurrentRuns;
    constructor(config: TaskManagerConfig);
    initialize(): Promise<void>;
    shutdown(): Promise<void>;
    schedule(task: Task, executor: TaskExecutorFn): Promise<void>;
    cancel(taskId: string): Promise<void>;
    pause(taskId: string): Promise<void>;
    resume(taskId: string): Promise<void>;
    isHealthy(): Promise<boolean>;
    private executeTask;
    private clearEntry;
}