/**
 * Knowledge Base Search
 *
 * Supports keyword, semantic (vector), and hybrid search modes.
 * Applies applicability context filtering to boost/demote results.
 * Logs all queries to the QueryLog table for analytics.
 *
 * All queries are scoped by kbId for multi-tenant isolation.
 */
import type { SearchParams, SearchResult, KnowledgeEntry, ApplicabilityContext } from '../types.ts';
/**
 * Search the knowledge base.
 *
 * @param params - Search parameters including kbId, query, mode, tags, limit, context
 * @returns Scored and sorted search results
 */
export declare function search(params: SearchParams): Promise<SearchResult[]>;
/**
 * Filter and re-score results based on applicability context.
 *
 * If the caller provides their environment context, results that match get a
 * score boost, while results that specify a different scope get a score penalty
 * (but are NOT hidden). Context dimensions are generic key-value pairs — each
 * KB defines its own (e.g., product version, tier, region, platform).
 */
export declare function filterByApplicability(results: SearchResult[], context: ApplicabilityContext): SearchResult[];
/**
 * List entries without search scoring.
 *
 * Returns entries sorted by updatedAt (newest first), with no relevance
 * scoring. Used for browse mode where there's no search query.
 */
export declare function listEntries(kbId: string, tags?: string[], limit?: number): Promise<Omit<KnowledgeEntry, 'embedding'>[]>;
//# sourceMappingURL=search.d.ts.map