/**
 * Generates a file slug based on main slug, file name, and variant name
 * All variants except "Default" include the variant name in the hash
 * @param mainSlug - The main component/demo slug
 * @param fileName - The file name
 * @param variantName - The variant name
 * @returns Generated file slug
 */
export declare function generateFileSlug(mainSlug: string, fileName: string, variantName: string): string;