nuxt.config.js

export default {
  
  // ... Dont change the code above
  
  modules: [
    '@nuxtjs/apollo',
  ],
 
  apollo: {
    clientConfigs: {
      default: {
        httpEndpoint: 'https://countries.trevorblades.com/', // <= your GraphQL server
      }
    }
  },
  // ... Dont change the code below
}