import { TemplateLanguageEnum } from '../../interfaces/template.types';
import { LanguageEngine } from '../language-engine';
export declare class MarkdownEngine extends LanguageEngine {
    private readonly options;
    static engineName: TemplateLanguageEnum;
    static displayName: string;
    static peerPackage: string;
    constructor(options?: Record<string, any>);
    render(content: string): Promise<string>;
    validate(content: string): Promise<boolean>;
}