.babelrc

{
  "env": {
    "development": {
      "presets": [
        "@babel/preset-react",
        ["@babel/preset-env",{
          "useBuiltIns": "entry",
          "corejs": "3",
          "spec": true,
          "loose": true,
          "targets": "defaults"
        }]
      ],
      "plugins": [
        ["@babel/plugin-transform-class-properties", { "loose": true }],
        "@babel/plugin-transform-json-strings",
        "@babel/plugin-transform-arrow-functions",
        "@babel/plugin-transform-async-generator-functions",
        "@babel/plugin-transform-async-to-generator",
        "@babel/plugin-transform-optional-chaining",
        "@babel/plugin-transform-runtime"
      ]
    },
    "production": {
      "presets": [
        "@babel/preset-react",
        ["@babel/preset-env",{
          "useBuiltIns": "entry",
          "corejs": "3",
          "spec": true,
          "loose": true,
          "targets": "defaults"
        }]
      ],
      "plugins": [
        "@babel/plugin-transform-react-constant-elements",
        "babel-plugin-transform-react-remove-prop-types",
        ["@babel/plugin-transform-class-properties", { "loose": true }],
        "@babel/plugin-transform-json-strings",
        "@babel/plugin-transform-arrow-functions",
        "@babel/plugin-transform-async-generator-functions",
        "@babel/plugin-transform-async-to-generator",
        "@babel/plugin-transform-optional-chaining",
        "@babel/plugin-transform-runtime"
      ]
    }
  }
}