import { CIIBaseValidator } from '../cii.validator.js'; import { ValidationLevel } from '../../../interfaces/common.js'; import type { ValidationResult } from '../../../interfaces/common.js'; /** * Validator for ZUGFeRD invoice format */ export class ZUGFeRDValidator extends CIIBaseValidator { /** * Validates ZUGFeRD XML against business rules * @returns True if business validation passed */ protected validateBusinessRules(): boolean { // Implement ZUGFeRD-specific business rules // For now, we'll just use the base CII validation return true; } }