tsconfig.json

{
  "compilerOptions": {
    "module": "ES2020",
    "target": "ES2019",
    "importHelpers": false,
    "sourceMap": true,
    "lib": ["DOM", "ES2019"],
    "composite": true,
    "declaration": true,
    "declarationMap": true,
    "importsNotUsedAsValues": "remove",
    "experimentalDecorators": true,
    "forceConsistentCasingInFileNames": true,
    "strictBindCallApply": true,
    "stripInternal": true,
    "strict": true,
    "strictPropertyInitialization": true,
    "strictFunctionTypes": true,
    "strictNullChecks": true,
    "resolveJsonModule": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "moduleResolution": "node",
    "jsx": "react",
    "esModuleInterop": true,
    "rootDir": "./src",
    "baseUrl": "./",
    "outDir": "build/src",
    "paths": {
      "@": ["./src"],
      "*": ["*", "node_modules/*"]
    }
  },
  "include": ["src/**/*.ts", "src/**/*.tsx", "tsd.d.ts"],
  "exclude": ["src/**/*.d.ts"]
}