/**
 * File Constants
 * File-related constants for the filesystem package
 */
import type { FileEncoding } from '../types/FileTypes';
/**
 * File-related constants
 */
export declare const FILE_CONSTANTS: {
    readonly MAX_FILE_SIZE: number;
    readonly ALLOWED_EXTENSIONS: readonly [".jpg", ".jpeg", ".png", ".pdf", ".txt", ".json", ".mp4", ".mp3"];
    readonly DEFAULT_ENCODING: FileEncoding;
};
/**
 * Allowed file extensions type
 */
export type AllowedExtension = typeof FILE_CONSTANTS.ALLOWED_EXTENSIONS[number];