interface OutboxEmail {
    id: number;
    recipient: string;
    subject: string;
    body: string;
}
export declare function isSmtpConfigured(): boolean;
export declare function sendOutboxEmail(email: OutboxEmail): Promise<boolean>;
export declare function sendPendingOutboxEmail(id: number): Promise<boolean | null>;
export {};
//# sourceMappingURL=mailer.d.ts.map