import { defineEventHandler, handleCors } from 'h3'; const frontendUrls = import.meta.env.FRONTEND_URLS; if (typeof frontendUrls !== 'string') { throw new Error('FRONTEND_URLS environment variable is not set'); } export default defineEventHandler((event) => { handleCors(event, { methods: '*', allowHeaders: '*', origin: frontendUrls.split(',').map((url) => url.trim()), }); });