export interface MetricEvent {
    type: "dispatched" | "completed" | "blocked" | "plan_created" | "auto_promoted" | "daily_limit_hit" | "time_limit_hit" | "expired";
    taskID: string;
    taskTitle: string;
    directory: string;
    priority: string;
    timestamp: number;
    durationMs?: number;
}
export interface Metrics {
    events: MetricEvent[];
    startedAt: number;
}
export declare function loadMetrics(filePath: string): Metrics;
export declare function saveMetrics(filePath: string, metrics: Metrics): void;
export declare function recordMetric(filePath: string, event: Omit<MetricEvent, "timestamp">): void;
export declare function getDispatchedToday(filePath: string): number;
export declare function formatStats(filePath: string): string;