export type DashboardIndexRefresh<T> = () => Promise<T> | T;
/**
 * Coordinates refreshes for one or more Dashboard index keys.
 *
 * The reconciler deliberately owns no filesystem or SQLite behavior. It only
 * provides the single-flight, cooldown, and dirty-marker semantics shared by
 * collectors and future command/file notifications.
 */
export declare class DashboardIndexReconciler {
    private readonly refreshIntervalMs;
    private readonly inFlight;
    private readonly lastAttempts;
    constructor(refreshIntervalMs?: number);
    refresh<T>(key: string, task: DashboardIndexRefresh<T>): Promise<T>;
    schedule<T>(key: string, task: DashboardIndexRefresh<T>): void;
    markDirty(key: string): void;
}
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