interface EmailLogProviderOptions {
    smtpHost: string;
    smtpPort?: number;
    smtpUsername?: string;
    smtpPassword?: string;
    smtpSecure?: boolean;
    smtpIgnoreTLSError?: boolean;
}
/**
 * Email provider for log alerts
 * Wraps nodemailer for SMTP email sending
 */
export declare class EmailLogProvider {
    private readonly options;
    private readonly logger;
    private transporter;
    constructor(options: EmailLogProviderOptions);
    /**
     * Initialize nodemailer transporter
     */
    private initializeTransporter;
    /**
     * Verify SMTP connection (useful for health checks)
     */
    verifyConnection(): Promise<boolean>;
    /**
     * Send log email with automatic retry on connection failure
     */
    sendLogEmail(params: {
        to: string[];
        cc?: string[];
        from: string;
        subject: string;
        html?: string;
        text?: string;
    }): Promise<void>;
    /**
     * Close the transporter connection
     */
    close(): Promise<void>;
}
export {};