tsconfig.json

{
  "compilerOptions": {
    "target": "ES2022",
    "useDefineForClassFields": true,
    "module": "ESNext",
    "lib": ["ES2022", "DOM", "DOM.Iterable"],
    "skipLibCheck": true,

    /* Bundler mode */
    "moduleResolution": "bundler",
    "allowImportingTsExtensions": true,
    "isolatedModules": true,
    "moduleDetection": "force",
    "noEmit": true,

    // TypeScript 7's native port doesn't auto-discover @types/node's ambient
    // declarations under "bundler" moduleResolution the way tsc(JS) did —
    // without this, any `node:`-prefixed import (e.g. `node:crypto`) fails
    // to resolve even though @types/node declares it.
    "types": ["node"],

    /* Linting */
    "strict": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noFallthroughCasesInSwitch": true,
    "noUncheckedSideEffectImports": true
  },
  "include": ["src"]
}