/**
 * Path utilities for file operations.
 */
/**
 * Extract the file extension from a file path without the leading dot.
 *
 * @param filePath - The file path to extract extension from
 * @returns The file extension without the dot, or empty string if no extension
 *
 * @example
 * getFileExtension('/path/to/file.json') // returns 'json'
 * getFileExtension('/path/to/file.data.yaml') // returns 'yaml'
 * getFileExtension('/path/to/file') // returns ''
 */
export declare function getFileExtension(filePath: string): string;
export declare function normalizePath(path: string): string;
export declare function joinPath(root: string, path: string): string;
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