tsconfig.json

{
  "compilerOptions": {
    "outDir": "dist/esm",
    "target": "ESNext",
    "useDefineForClassFields": true,
    "module": "NodeNext",
    "lib": ["ESNext", "DOM"],
    "types": ["vitest/globals"],
    "moduleResolution": "NodeNext",
    "strict": true,
    "resolveJsonModule": true,
    "isolatedModules": true,
    "esModuleInterop": true,
    "noUnusedLocals": true,
    "noUnusedParameters": false,
    "noImplicitReturns": true,
    "skipLibCheck": true,
    "verbatimModuleSyntax": true,

    "allowUnusedLabels": false,
    "allowUnreachableCode": false,
    "exactOptionalPropertyTypes": true,
    "noFallthroughCasesInSwitch": true,
    "noImplicitOverride": true,

    "noPropertyAccessFromIndexSignature": true,
    "noUncheckedIndexedAccess": true,

    "checkJs": true,

    "forceConsistentCasingInFileNames": true,
    "declaration": true
  },
  "include": ["src"]
}