interface EmailConfig {
    host: string;
    port: number;
    secure: boolean;
    user: string;
    pass: string;
    from: string;
}
export declare function initializeEmailService(config: EmailConfig): void;
export declare function sendReportEmail(recipients: string[], subject: string, htmlBody: string, pdfAttachment?: Buffer): Promise<void>;
export declare function generateEmailTemplate(reportData: any): string;
export {};
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