import Medusa from "@medusajs/medusa-js"
const medusa = new Medusa({ baseUrl: MEDUSA_BACKEND_URL, maxRetries: 3 })
// must be previously logged in or use api token
medusa.admin.salesChannels.create({
  name: 'App',
  description: 'Mobile app'
})
.then(({ sales_channel }) => {
  console.log(sales_channel.id);
});