vue-cli/packages/@vue/cli/lib/util/setupDevProject.js

// dev only

const path = require('path')
const { linkBin } = require('@vue/cli-shared-utils')

module.exports = function setupDevProject (targetDir) {
  return linkBin(
    require.resolve('@vue/cli-service/bin/vue-cli-service'),
    path.join(targetDir, 'node_modules', '.bin', 'vue-cli-service')
  )
}