ending up with 2MB+ server-bundle.js

nuxt.config.js

module.exports = {
  head: {
    title: 'foo',
    meta: [
      {charset: 'utf-8'},
      {name: 'viewport', content: 'width=device-width, initial-scale=1'},
      {hid: 'description', name: 'description', content: 'foo website'}
    ],
    link: [
      {rel: 'icon', type: 'image/x-icon', href: '/favicon.ico'}
    ]
  },
  modules: [
    '@nuxtjs/markdownit',
    '@nuxtjs/axios',
    '@nuxtjs/auth',
    '@nuxtjs/font-awesome',
    ['bootstrap-vue/nuxt', {css: false}]
  ],
  markdownit: {
    injected: true,
    linkify: false,
    html: false
  },
  axios: {
    proxy: true
  },
  proxy: {
    '/api': 'http://localhost:3000'
  },
  css: [
    {src: '~/assets/scss/base.scss', lang: 'scss'},
    'foo-fontello/fontello.css'
  ],
  build: {
    vendor: [
      'vue-i18n',
      'vue-slider-component'
    ],
    extend (config, { isDev }) {
      if (isDev && process.client) {
        config.module.rules.push({
          enforce: 'pre',
          test: /\.(js|vue)$/,
          loader: 'eslint-loader',
          exclude: /(node_modules)/
        })
      }
      // Webpack transformToRequire
      const vueLoader = config.module.rules.find((rule) => rule.loader === 'vue-loader')
      vueLoader.options.transformAssetUrls = {
        'b-card': 'img-src',
        'thumbnail': 'src',
        'b-img': 'src'
      }
    }
  },
  router: {
    middleware: 'i18n'
  },
  plugins: [
    '~/plugins/i18n',
    '~/plugins/globals',
    '~/plugins/vue-components',
    { src: '~/plugins/vue-nossr-components', ssr: false },
    { src: '~/plugins/vuex-persisted', ssr: false }
  ]
}