tsconfig.json

// see https://www.totaltypescript.com/tsconfig-cheat-sheet
{
  "compilerOptions": {
    "baseUrl": ".",
    "allowJs": true,
    "checkJs": true,
    "noEmit": true,
    // "NodeNext" if only transpiling with `tsc`, "Preserve" if using a bundler
    "module": "NodeNext",
    // do not use "node" as it does not support package.json "exports" field
    "moduleResolution": "NodeNext",
    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */,
    "resolveJsonModule": true,
    "strict": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    // make indexing stricter
    "noUncheckedIndexedAccess": true,
    // no accidentally global scripts
    "moduleDetection": "force",
    // enforced 'type-only' imports
    "verbatimModuleSyntax": true,
    // Ensure that casing is correct in imports
    "forceConsistentCasingInFileNames": true,
    // Skip type checking all .d.ts files
    "skipLibCheck": true,
    // Allow importing .ts files, needed for running native in Node.js
    "allowImportingTsExtensions": true
  }
}