/**
 * Keywords Loader - Load keyword trigger definitions from .smartergpt/keywords.yml
 *
 * Precedence (first found wins):
 * 1. LEX_KEYWORDS_PATH environment variable
 * 2. .smartergpt/keywords.yml in repo root
 * 3. Built-in defaults (minimal set)
 *
 * @see Epic #499 — Keyword-Driven Context Loading
 */
import { type KeywordsConfig, type KeywordDefinition } from "../schemas/keywords.js";
/**
 * Load keywords config from file or return defaults
 *
 * @param repoRoot - Repository root directory (defaults to cwd)
 * @param forceReload - Skip cache and reload from disk
 */
export declare function loadKeywords(repoRoot?: string, forceReload?: boolean): KeywordsConfig;
/**
 * Get a specific keyword definition
 *
 * @param keyword - Keyword name (e.g., "memory", "sql-safety")
 * @param repoRoot - Repository root directory
 */
export declare function getKeywordDefinition(keyword: string, repoRoot?: string): KeywordDefinition | null;
/**
 * List all available keywords
 *
 * @param repoRoot - Repository root directory
 */
export declare function listAvailableKeywords(repoRoot?: string): string[];
/**
 * Clear the keywords cache (useful for testing)
 */
export declare function clearKeywordsCache(): void;
/**
 * Get the path where keywords were loaded from (or null if using defaults)
 */
export declare function getKeywordsPath(): string | null;