import type { ActivityOptions, ActivitySummary } from './types';
import { createActivityManager } from './ActivityManager';
/**
 * Tracking — vNext foundation facade.
 *
 * Non-breaking: existing `Geolocation`, `ActivityManager`, `FitnessTrackingService` remain.
 * New apps can build on this facade for an engine-oriented architecture.
 */
export declare const Tracking: {
    /** Start a new tracking session (native-first). */
    start(options: ActivityOptions): Promise<{
        sessionId: string;
    }>;
    /** Stop the current session (returns summary). */
    stop(manager: ReturnType<typeof createActivityManager>): Promise<ActivitySummary>;
    getHealth(): Promise<{
        score: number;
        issues: any[];
        recommendations: any[];
    }>;
    getDiagnosticsTimeline(): Promise<import("./engines/DiagnosticsEngine").DiagnosticsTimelineRow[]>;
};
export default Tracking;
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