pfadi-bussle/pages/api/booking.js

import { createBooking } from '../../db/index'
export default async function userHandler(req, res) {
  const { method } = req

  switch (method) {
    case 'POST':
      const data = await createBooking(req.body)
      res.status(200).json(data)
      break
    default:
      res.setHeader('Allow', ['POST'])
      res.status(405).end(`Method ${method} Not Allowed`)
  }
}