tsconfig.prod.json

{
  "compilerOptions": {
    "target": "es2018", // Node.js 10
		"module": "commonjs",
		"moduleResolution": "node",
		"resolveJsonModule": true,
		"jsx": "react",
		"declaration": true,
		"pretty": true,
		"newLine": "lf",
    // "stripInternal": true,
		// "strict": true,
		// "noImplicitReturns": true,
    // "noUnusedLocals": true,
    // "noUnusedParameters": true,
    // "noFallthroughCasesInSwitch": true,
    // "noUncheckedIndexedAccess": true,
		// "noPropertyAccessFromIndexSignature": true,
    "noEmitOnError": true,
    // "useDefineForClassFields": true,
		// "forceConsistentCasingInFileNames": true,
    "skipLibCheck": true,
    //
    //
    "noImplicitAny": false,
    // "removeComments": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "sourceMap": false,
    "lib": [
      "DOM",
      "es2015",
      "es2016"
    ]
  },
  "exclude": [
    "node_modules",
    "__tests__",
    "**/*.spec.ts",
    "**/*.test.ts"
  ]
 }