/**
 * File System Utilities
 * Centralized file system operations used across services
 */
/**
 * Ensure a directory exists, create it if it doesn't
 */
export declare function ensureDirectoryExists(directory: string): boolean;
/**
 * Check if a directory exists and create it if it doesn't
 * @param directory - The path to the directory to check
 * @returns {boolean} True if the directory existed, false if it was created
 */
export declare function checkDirectoryExists(directory: string): boolean;
/**
 * Get file size in bytes
 */
export declare function getFileSize(filePath: string): number;
/**
 * Check if file exists
 */
export declare function fileExists(filePath: string): boolean;
/**
 * Delete file if it exists
 */
export declare function deleteFileIfExists(filePath: string): boolean;
/**
 * Create file path within project directory
 */
export declare function createProjectPath(...segments: string[]): string;
/**
 * Sanitize filename for safe file system usage
 */
export declare function sanitizeFilename(filename: string): string;