tsconfig.json

{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "resolveJsonModule": true,
    "lib": ["dom", "es2015", "es2017", "es2021"],
    "jsx": "react",
    "sourceMap": true,
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitThis": true,
    "noFallthroughCasesInSwitch": true,
    "allowSyntheticDefaultImports": true,
    "allowJs": true,
    "alwaysStrict": true,
    "noEmit": true
  },
  "include": ["./src/**/*", "./*.js"],
  "exclude": ["./node_modules/**/*"]
}