import { PrismaClient } from '@prisma/client' const prismaClientSingleton = () => { return new PrismaClient() } declare global { var prisma: undefined | ReturnType } const prisma = globalThis.prisma ?? prismaClientSingleton() export { prisma }; if (process.env.NODE_ENV !== 'production' || process.env.VERCEL_ENV !== 'production') globalThis.prisma = prisma