{
  "presets": [
    [
      "@babel/env",
      {
        "useBuiltIns": "entry",
        "corejs": 3,
        "targets": {
          "ie": "11"
        }
      }
    ],
    "@babel/typescript"
  ],
  "plugins": [
    "@babel/proposal-class-properties",
    "@babel/proposal-object-rest-spread",
	"@babel/plugin-proposal-optional-chaining"
  ]
}