tsconfig.json

{
  "compilerOptions": {
    /* Basic Options */
    "lib": ["dom", "dom.iterable", "esnext"],
    "module": "esnext",
    "target": "es5",
    "skipLibCheck": true,
    "jsx": "react-jsx",
    "noEmit": true,

    /* Strict Type-Checking Options */
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictPropertyInitialization": true,
    "strictBindCallApply": true,
    "noImplicitThis": true,
    "alwaysStrict": true,
    "forceConsistentCasingInFileNames": true,

    /* Additional Checks */
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "allowSyntheticDefaultImports": true,

    /* Module Resolution Options */
    "moduleResolution": "node",
    "baseUrl": "./src",
    "isolatedModules": true,
    "esModuleInterop": true,
    "resolveJsonModule": true
  },
  "include": ["src"],
  "exclude": ["node_modules", "build"]
}