export declare class CreateNotificationDto {
    subject: string;
    message: string;
    type: 'email' | 'web';
    recipients?: string[];
    academicYearId?: string;
    classId?: string;
    sectionId?: string;
    channels?: string[];
    fileUrl?: string;
    fileName?: string;
    fileType?: string;
    fileSize?: number;
}
