{
  "presets": [
    ["@babel/preset-env", {
      "targets": "> 0.25%, not dead"
    }],
    "@babel/preset-typescript"
  ],
  "plugins": [
    ["@babel/plugin-transform-runtime", {
      // "corejs": 3
    }],
    ["@babel/plugin-proposal-decorators", { "legacy": true }],
    "@babel/plugin-proposal-optional-chaining",
    "./babel-plugins/babel-plugins-test.js"
  ]
}