tsconfig.json

{
  "$schema": "https://json.schemastore.org/tsconfig",
  "display": "Default",
  "compilerOptions": {
    "allowJs": false,
    "allowSyntheticDefaultImports": true,
    "composite": false,
    "declaration": false,
    "declarationMap": false,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "inlineSources": false,
    "isolatedModules": true,
    "moduleResolution": "Node",
    "noFallthroughCasesInSwitch": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "preserveWatchOutput": true,
    "resolveJsonModule": true,
    "skipLibCheck": true,
    "strict": true,
    "lib": [
      "ESNext"
    ],
    "target": "ES6",
    "module": "CommonJS",
    "outDir": "build",
    "rootDirs": [
      ".",
      "src"
    ]
  },
  "include": [
    "src",
    "package.json"
  ],
  "exclude": [
    "**/__tests__",
    "**/*.test.ts"
  ]
}