tsconfig.json

{
  "compilerOptions": {
    "target": "ESNext",
    "module": "NodeNext",
    "moduleResolution": "NodeNext",
    "lib": ["ESNext", "DOM", "DOM.Iterable"],
    "types": ["node"],
    "strict": true,
    "noUncheckedIndexedAccess": true,
    "noImplicitOverride": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "verbatimModuleSyntax": true,
    "isolatedModules": true,
    "erasableSyntaxOnly": true,
    "forceConsistentCasingInFileNames": true,
    "resolveJsonModule": true,
    "skipLibCheck": true,
    "noEmit": true,
    // Node runs `src/` directly in development, and needs the extension.
    "allowImportingTsExtensions": true
  },
  "include": ["src", "tests", "vite.config.ts"]
}