tsconfig.json

{
  "compilerOptions": {
    "target": "ES5",
    "module": "ESNext",
    "lib": ["esnext", "dom"],
    "jsx": "react",
    "resolveJsonModule": true,
    "experimentalDecorators": true,
    "allowSyntheticDefaultImports": true,
    "allowUnreachableCode": false,
    "moduleResolution": "node",
    "forceConsistentCasingInFileNames": true,
    "noFallthroughCasesInSwitch": true,
    "skipLibCheck": true,
    "noImplicitReturns": true,
    "noImplicitThis": true,
    "noImplicitAny": false,
    "importHelpers": true,
    "strictNullChecks": true,
    "suppressImplicitAnyIndexErrors": true,
    "noUnusedLocals": true,
    "importHelpers": true,
    "declaration": true,
    "outDir": "dist"
  },
  "include": ["src"],
  "exclude": ["node_modules", "dist", "build"]
}