{
  presets: [
    [
      "@babel/env",
      {
        modules: false,
        targets: {
          chrome: 60,
          safari: 10
        }
      }
    ],
    ["@babel/react"]
  ],
  plugins:[
   ["transform-inline-environment-variables", {
      "include": [
        "NODE_ENV"
      ]
    }]
    ]
}