/**
 * Deduplication — Remove duplicate vulnerabilities.
 *
 * Handles standard dedup (same file, line, category) and cross-layer URL dedup
 * (e.g., Layer 1 sensitive_url + Layer 2 ai_pattern on same line).
 */
import type { Vulnerability } from '../shared/types';
/**
 * Remove duplicate vulnerabilities (same file, line, category)
 * Also handles cross-layer URL duplicates (sensitive_url + ai_pattern)
 */
export declare function deduplicateVulnerabilities(vulnerabilities: Vulnerability[]): Vulnerability[];
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