/**
 * Build Matcher - Matches production JS URLs to local build artifacts
 */
import type { ScriptInfo, MatchedBundle } from '../types.js';
import { Logger } from '../utils/logger.js';
export declare class BuildMatcher {
    private logger;
    private buildDir;
    constructor(buildDir: string, logger: Logger);
    /**
     * Validate build directory exists and is readable
     */
    validateBuildDirectory(): Promise<void>;
    /**
     * Scan build directory for JS and map files
     */
    scanBuildDirectory(): Promise<Map<string, {
        jsPath: string;
        mapPath: string;
    }>>;
    /**
     * Extract filename from URL (e.g., /static/js/main.abc123.js -> main.abc123.js)
     */
    private extractFilename;
    /**
     * Extract hash from filename
     */
    private extractHashFromFilename;
    /**
     * Match production scripts to local build artifacts
     */
    matchScripts(externalScripts: ScriptInfo[]): Promise<MatchedBundle[]>;
}
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