tsconfig.base.json

// tsconfig.base.json
{
  "compilerOptions": {
    "target": "ES2020",
    "module": "NodeNext",
    "moduleResolution": "NodeNext", 
    "lib": ["ES2020"],
    "types": ["node"],
    "declaration": true,
    "declarationMap": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "strict": true,
    "skipLibCheck": true,
    "resolveJsonModule": true,

    // Optional but nice for package exports
    "moduleDetection": "force",
    "allowImportingTsExtensions": false,
    "noEmit": false,
    // "preserveModules": true,
    "outDir": "dist",

    // Optional cleanup: no need for verbose `paths` if you're publishing
    // Otherwise use for local tooling like you're doing
    "baseUrl": ".",
    "paths": {
      "@chimp-stack/core": ["packages/core/src/index.ts"],
      "@chimp-stack/core/*": ["packages/core/src/*"]
    }
  }
}