Interface TrainingStats

interface TrainingStats {
    overview: {
        total: number;
        active: number;
        completed: number;
        inProgress: number;
        planned: number;
        cancelled: number;
    };
    byType: { type: string; count: number }[];
    byStatus: { status: string; count: number }[];
    upcoming: {
        id: string;
        title: string;
        startDate: string;
        participants: number;
    }[];
    recent: {
        id: string;
        title: string;
        completionDate: string;
        participants: number;
    }[];
}