import { Dub } from "dub-package"; export const dub = new Dub({ token: process.env.DUB_API_KEY, }); export const getDubCustomer = async (userId: string) => { if (!process.env.DUB_API_KEY) { return null; } const customer = await dub.customers.list({ externalId: userId, includeExpandedFields: true, }); return customer.length > 0 ? customer[0] : null; };