/** * AS4 B2B Gateway Service */ import { logger } from '../lib/logger.js' export class AS4GatewayService { async sendMessage(message: string, partnerId: string) { logger.info('Sending AS4 message', { partnerId }) // AS4 message sending with WS-Security return { messageId: 'msg-123', status: 'sent', } } } export const as4GatewayService = new AS4GatewayService()