tsconfig.json

{
  "compilerOptions": {
    /* Visit https://aka.ms/tsconfig.json to read more about this file */
    "target": "es5" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'. */,
    "module": "esnext" /* Specify module code generation: 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
    "moduleResolution": "node",
    "lib": ["es2017", "dom"],
    "rootDirs": ["./"],
    "typeRoots": ["node_modules/@types", "src/types"],
    "allowJs": true,
    "jsx": "react",
    "sourceMap": true,
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": false,
    "noImplicitThis": true,
    "alwaysStrict": true,
    "strictFunctionTypes": false,
    "strictPropertyInitialization": false,
    "noUnusedLocals": false,
    "noImplicitReturns": true,
    "traceResolution": false,
    "esModuleInterop": true,
    "outDir": "./dist/",
    "resolveJsonModule": true
  }
}