import type { IConfigFileCollector } from '../../application/ports/outbound/IConfigFileCollector.js';
import { ConfigSnapshotFile } from '../../domain/value-objects/ConfigSnapshotFile.js';
/**
 * FileSystemConfigFileCollector
 * Implements IConfigFileCollector for collecting server configuration files.
 * Collects known config files and additional .yml/.json files from the server directory.
 * Computes SHA-256 hash for each file. Skips files larger than 1MB.
 */
export declare class FileSystemConfigFileCollector implements IConfigFileCollector {
    private readonly serversDir;
    constructor(serversDir: string);
    /**
     * Collect all trackable config files for a server
     * Returns metadata (path, hash, size) for each file found
     */
    collectFiles(serverName: string): Promise<ConfigSnapshotFile[]>;
    /**
     * Read the content of a specific config file
     */
    readFileContent(serverName: string, filePath: string): Promise<string>;
    /**
     * Write content to a specific config file in the server directory
     * Creates parent directories if they don't exist
     */
    writeFileContent(serverName: string, filePath: string, content: string): Promise<void>;
    /**
     * Process a single file: compute hash and size
     * Returns null if file is too large or cannot be read
     */
    private processFile;
    /**
     * Get file extension (lowercase)
     */
    private getExtension;
}
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