export declare const SESSION_SIDECAR_SWEEP_START_DELAY_MS = 5000;
export interface SessionSweepResult {
    skipped: boolean;
    reason?: string;
    evictedAge: number;
    evictedCount: number;
    remaining: number;
}
export interface SessionSweepOptions {
    root?: string;
    force?: boolean;
    activeSessionId?: string;
    _unlink?: (path: string) => Promise<void>;
}
export declare function sweepSessionSidecars(opts?: SessionSweepOptions): Promise<SessionSweepResult>;