{
  "extends": "../../tsconfig.json",
  "compilerOptions": {
    // compile away optional-chaining-operator
    // node support table: https://node.green/#ES2020-features-optional-chaining-operator-----
    "target": "ES2019",
    "outDir": "../../dist/node",
    "module": "commonjs",
    "lib": ["ESNext"]
  }
}