import { PromptTemplate, ChatPromptTemplate } from '@langchain/core/prompts';
export type PromptKey = 'system-rules' | 'owner-analysis' | 'structure-generator' | 'structure-evaluator' | 'extraction-generator' | 'extraction-evaluator' | 'error-fix';
/**
 * Registry for managing LangChain prompt templates
 * Loads prompts from markdown files and converts them to LangChain templates
 */
declare class PromptRegistry {
    private cache;
    private chatCache;
    private basePath;
    constructor();
    /**
     * Get a basic PromptTemplate for the given key
     * Templates are cached after first load
     */
    getPromptTemplate(key: PromptKey): Promise<PromptTemplate>;
    /**
     * Get a ChatPromptTemplate for agent use
     * Includes system message, human input, and agent scratchpad
     */
    getChatPromptTemplate(key: PromptKey, includeHuman?: boolean, includeScratchpad?: boolean): Promise<ChatPromptTemplate>;
    /**
     * Load prompt content from file
     */
    private loadPromptContent;
    /**
     * Convert {{variable}} syntax to {variable} for LangChain
     * Also escape literal braces that are not template variables
     */
    private convertToLangChainSyntax;
    /**
     * Clear all caches
     */
    clearCache(): void;
}
export declare const promptRegistry: PromptRegistry;
export {};
//# sourceMappingURL=langchain-registry.d.ts.map