tsconfig.json

{
  /* Typescript rules */
  "compilerOptions": {
    "strict": true,
    "alwaysStrict": true,
    "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    "resolveJsonModule": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true
  },
  "exclude": ["node_modules"]
}