tsconfig.json

{
  "compilerOptions": {
    "declaration": true,
    "target": "es5",
    "lib": ["es2019"],
    "module": "commonjs",
    "strict": true,
    "esModuleInterop": true,
    "rootDir": "src",
    "skipLibCheck": true,
    "outDir": "dist",
    "sourceMap": true
  },
  "include": ["src"]
}