kill-the-newsletter/tsconfig.json

{
  "compilerOptions": {
    "rootDir": "src",
    "outDir": "lib",

    "target": "ES2019",
    "module": "commonjs",
    "esModuleInterop": true,

    "declaration": true,
    "declarationMap": true,
    "sourceMap": true,

    "strict": true
  }
}