/**
 * Package manager configuration file scanner.
 *
 * Detects supply-chain risks in .npmrc, .yarnrc, .pnpmrc,
 * pip.conf, .pypirc, and pyproject.toml config files.
 */
import type { Finding, PatternEntry } from "./types.js";
export declare const CONFIG_PATTERNS: PatternEntry[];
/**
 * Check whether a filename is a package manager config file.
 */
export declare function isConfigFile(filename: string): boolean;
/**
 * Scan a single config file for supply-chain risks.
 */
export declare function scanConfigFile(content: string, relativePath: string): Finding[];
/**
 * Scan a directory for package manager config files.
 */
export declare function scanConfigFiles(dir: string): Finding[];
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