.babelrc

{
  "env": {
    "development" : {
      "presets": [
        ["env", {
          "targets": {
            "browsers": ["last 2 versions", "> 5% in BE"],
            "uglify": false
          },
          "modules": false
        }]
      ],
      "plugins": [
        "syntax-dynamic-import",
        "transform-object-rest-spread",
        "transform-async-to-generator",
        ["transform-runtime",
          {
            "helpers": true,
            "polyfill": true,
            "regenerator": true
          }
        ]
      ]
    },
    "production" : {
      "presets": [
        ["env", {
          "targets": {
            "browsers": ["last 2 versions", "> 5% in BE"],
            "uglify": true
          },
          "modules": false
        }]
      ],
      "plugins": [
        "syntax-dynamic-import",
        "transform-object-rest-spread",
        "transform-async-to-generator",
        ["transform-runtime",
          {
            "helpers": true,
            "polyfill": true,
            "regenerator": true
          }
        ]
      ]
    }
  }
}