export interface SendEmailOptions {
    server: string;
    username: string;
    password: string;
    from: string;
    to: string;
    subject: string;
    body: string;
}
export interface ApiResponse {
    success: boolean;
    message: string;
}
export declare function sendEmail(options: SendEmailOptions): Promise<ApiResponse>;
export declare function testConnection(server: string, username: string, password: string): Promise<ApiResponse>;