.babelrc

{
  "presets": [
    ["@babel/preset-env", { "targets": { "node": "current" } }],
    "@babel/preset-react"
  ],
  "plugins": [
    "@babel/plugin-transform-flow-strip-types",
    "@babel/plugin-proposal-function-bind",

    "add-module-exports",

    "@babel/plugin-proposal-export-default-from",
    "@babel/plugin-proposal-logical-assignment-operators",
    ["@babel/plugin-proposal-optional-chaining", { "loose": false }],
    ["@babel/plugin-proposal-pipeline-operator", { "proposal": "minimal" }],
    ["@babel/plugin-proposal-nullish-coalescing-operator", { "loose": false }],
    "@babel/plugin-proposal-do-expressions",

    ["@babel/plugin-proposal-decorators", { "legacy": true }],
    "@babel/plugin-proposal-function-sent",
    "@babel/plugin-proposal-export-namespace-from",
    "@babel/plugin-proposal-numeric-separator",
    "@babel/plugin-proposal-throw-expressions",

    "transform-es2015-modules-commonjs",
    "@babel/plugin-syntax-dynamic-import",
    "@babel/plugin-syntax-import-meta",
    ["@babel/plugin-proposal-class-properties", { "loose": false }],
    "@babel/plugin-proposal-json-strings",

    ["babel-plugin-inline-import", {
      "extensions": [
        ".yaml",
        ".yml",
      ]
    }],

    "@babel/plugin-transform-react-jsx-source"
  ]
}