tsconfig.json

{
    "$schema": "https://json.schemastore.org/tsconfig",
    "display": "React + Node 12",
    "compilerOptions": {
        "module": "ESNext",
        "target": "es5",
        "lib": ["dom", "es2019", "es2020.promise", "es2020.bigint", "es2020.string"],

        "noEmit": true,
        "jsx": "react-jsx",
        "strict": true,
        "declaration": true,
        "allowJs": true,

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

        /* Module Resolution Options */
        "moduleResolution": "node",
        "isolatedModules": true,
//        "importsNotUsedAsValues": "error",
        "resolveJsonModule": true,
        "esModuleInterop": true,
        "skipLibCheck": true,
        "forceConsistentCasingInFileNames": true
    },
    "exclude": [
        "node_modules",
        "build",
        "scripts",
        "acceptance-tests",
        "jest",
        "stories",
        "__tests__",
        "babel.config.cjs"
    ]
}