gridsome.server.js

// Server API makes it possible to hook into various parts of Gridsome
// on server-side and add custom data to the GraphQL data layer.
// Learn more: https://gridsome.org/docs/server-api/

// Changes here require a server restart.
// To restart press CTRL + C in terminal and run `gridsome develop`

const nodeExternals = require('webpack-node-externals')

module.exports = function (api) {
  api.chainWebpack((config, { isServer }) => {
    if (isServer) {
      config.externals([
        nodeExternals({
          allowlist: [/^vuetify/]
        })
      ])
    }
  })
  
  api.loadSource(({ addCollection }) => {
    // Use the Data Store API here: https://gridsome.org/docs/data-store-api/
  })

  api.createPages(({ createPage }) => {
    // Use the Pages API here: https://gridsome.org/docs/pages-api/
  })
}