tsconfig.json

{
  "$schema": "https://json.schemastore.org/tsconfig",
  "compilerOptions": {
    "target": "es5",
    "lib": [
      "dom",
      "dom.iterable",
      "esnext"
    ],
    "module": "esnext",
    "moduleResolution": "node",
    "resolveJsonModule": true,
    "noEmit": true,
    "jsx": "react-jsx",
    "isolatedModules": true,
    "allowJs": true,
    "sourceMap": true,

    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true,
    "noUnusedLocals": true,
    // "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noImplicitOverride": true,
    "noFallthroughCasesInSwitch": true,
    "allowSyntheticDefaultImports": true,
    "useUnknownInCatchVariables": false
  },
  "include": [
    "./src",
    "./webpack.config.*",
    // "console-extensions.json",
    "./package.json"
  ],
  "exclude": [
    "src/server"
  ]
}