import fs from 'node:fs';
import type { ChildProcess, SpawnOptions } from 'node:child_process';
import type { GuardianLifecycleEvent, GuardianRegistration, GuardianState, GuardianStopResult } from './types.js';
type FsLike = Pick<typeof fs, 'existsSync' | 'readFileSync' | 'writeFileSync' | 'mkdirSync' | 'openSync' | 'closeSync' | 'unlinkSync'>;
type SpawnLike = (command: string, args: string[], options: SpawnOptions) => ChildProcess;
type EnsureGuardianArgs = {
    homeDir: string;
    nodeBin: string;
    cliEntryPath: string;
    env: NodeJS.ProcessEnv;
    fetchImpl: typeof fetch;
    spawn: SpawnLike;
    sleep: (ms: number) => Promise<void>;
    fsImpl?: FsLike;
};
type RegisterGuardianArgs = {
    homeDir: string;
    fetchImpl: typeof fetch;
    registration: GuardianRegistration;
    fsImpl?: FsLike;
};
type StopGuardianArgs = {
    homeDir: string;
    fetchImpl: typeof fetch;
    sleep: (ms: number) => Promise<void>;
    fsImpl?: FsLike;
};
type ReportGuardianLifecycleArgs = {
    homeDir: string;
    fetchImpl: typeof fetch;
    event: GuardianLifecycleEvent;
    fsImpl?: FsLike;
};
export declare function ensureGuardianDaemon(args: EnsureGuardianArgs): Promise<GuardianState>;
export declare function registerGuardianProcess(args: RegisterGuardianArgs): Promise<void>;
export declare function stopGuardianDaemon(args: StopGuardianArgs): Promise<GuardianStopResult>;
export declare function reportGuardianLifecycleEvent(args: ReportGuardianLifecycleArgs): Promise<boolean>;
export {};