tsconfig.json

{
  "compilerOptions": {
    "outDir": "./dist",               // Output directory for compiled files
    "declaration": true,             // Emit `.d.ts` files
    "declarationMap": true,          // Emit source maps for `.d.ts` files
    "emitDeclarationOnly": true,     // Only emit `.d.ts` files, no `.js`
    "strict": true,                  // Enable strict type checking
    "moduleResolution": "node",      // Resolve modules as Node.js does
    "target": "ES6",                 // Target ECMAScript version
    "module": "CommonJS",            // Use CommonJS modules
    "allowJs": false,                // Disallow compiling `.js` files
    "esModuleInterop": true,         // Enable interoperability between CommonJS and ES modules
    "skipLibCheck": true,            // Skip checking types of dependencies
    "forceConsistentCasingInFileNames": true,
    "types": ["node"]
  },
  "include": ["src/**/*"],            // Include all TypeScript files in `src`
  "exclude": ["node_modules", "dist"] // Exclude `node_modules` and `dist` folders
}