/**
 * Generate a self-contained HTML file with a high-level architecture diagram.
 * Groups files by directory, detects layer patterns, renders boxes with
 * dependency arrows in a clean deterministic layout.
 */
import type { IndexGraph } from "../indexer/index-graph.js";
import { type AuditAnalysis } from "./audit-analysis.js";
export declare function generateAuditArch(indexer: IndexGraph, analysis: AuditAnalysis, projectName: string): string;