{
  "presets": [
    ["@babel/preset-env", {
      "loose": false,
      "modules": "commonjs",
      "spec": true,
      "targets": {
        "browsers": [
          "Explorer >= 9",
        ]
      },
      "useBuiltIns": false,
      "debug": false
    }]
  ],
  "plugins": [
    "@babel/plugin-proposal-class-properties",
    "@babel/plugin-transform-property-mutators",
    "@babel/plugin-proposal-object-rest-spread",
    ["@babel/plugin-transform-runtime", {
      "helpers": true,
      "polyfill": false,
      "useESModules": false,
      "useBuiltIns": true
    }]
  ]
}