{
  // Visit https://aka.ms/tsconfig to read more about this file
  // Shared (@avalon-vanguard/config/tsconfig/library.json): sourceMap, declaration,
  // declarationMap, noImplicitReturns, noImplicitOverride, noFallthroughCasesInSwitch,
  // isolatedModules, skipLibCheck.
  "extends": "@avalon-vanguard/config/tsconfig/library.json",
  "compilerOptions": {
    // File Layout
    "rootDir": "src",
    "outDir": "dist",

    // Environment Settings
    "module": "NodeNext",
    "target": "ES2025",
    "lib": ["ESNext", "ESNext.Decorators"],
    "types": ["node"],

    // Stricter Typechecking Options
    "noUncheckedIndexedAccess": true,
    "exactOptionalPropertyTypes": true,

    // Style Options
    "noUnusedLocals": true,
    "noUnusedParameters": true,

    // Recommended Options
    "strict": true,
    "strictPropertyInitialization": false,

    // NOTE: no `experimentalDecorators`. v2 uses TC39 standard decorators, which is what
    // gives ClassFieldDecoratorContext<This, Value> and therefore compile-time checking of
    // rules against field types. The two decorator systems cannot coexist in one program.
  },
  // NOTE: test files are deliberately included here so that `npm run type-check`
  // covers them. The two build configs exclude them (and the demo) from `dist`.
  "include": ["src/**/*"],
  "exclude": ["node_modules", "dist"]
}