export interface SystemStatistics { uptimeSeconds: number; totalDatasetRows: number; tasks: { pending: number; leased: number; completed: number; failed: number; total: number; completionPercentage: number; }; workers: { total: number; idle: number; busy: number; offline: number; }; throughput: { systemRowsPerSecond: number; totalRowsProcessed: number; }; storage: { idxAvailable: boolean; csvAvailable: boolean; }; } export interface IStatisticsService { getSystemStatistics(): Promise; }