@diez/createproject/templates/project/tsconfig.json

{
  "compilerOptions": {
    "incremental": true,
    "target": "ESNext",
    "rootDir": "src",
    "outDir": "lib",
    "experimentalDecorators": true,
    "module": "commonjs",
    "strict": true
  },
  "include": ["src/**/*.ts"]
}