import { ITemplateEngine, RenderOptions } from './base';
/**
 * Jinja template engine implementation using Nunjucks
 */
export declare class JinjaEngine implements ITemplateEngine {
    private env;
    constructor();
    getName(): string;
    render(template: string, variables: Record<string, unknown>, options?: RenderOptions): string;
    validate(template: string): {
        valid: boolean;
        error?: string;
    };
    extractVariables(template: string): string[];
}
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