site/middleware.js

import { NextResponse } from 'next/server'
import country from 'country-list-js'
const partners = ['gb_help_desk']

export function middleware(request) {
  if (request.nextUrl.pathname.startsWith('/slack')) {
    let continent = country.findByIso2(request.geo.country || 'AU').continent
    if (continent === 'Oceania') {
      continent = 'Australia'
    }
    const response = NextResponse.next()
    response.cookies.set('continent', continent || '')
    return response
  }
}