tsconfig.json

{
  // base config file, installed as a module
  "compilerOptions": {
    "lib": ["es2022"],
    "declaration": true,
    "module": "commonjs",
    "target": "es2022",
    "esModuleInterop": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true,
    // where to emit
    "outDir": "build/",
    // source maps for js to ts error mapping
    "sourceRoot": "src",
    "sourceMap": true,
    // try to infer js
    "allowJs": true,
    // makes things faster
    "incremental": true,
    // allow .json files to be imported
    "resolveJsonModule": true,
    // make ts stricter
    "noImplicitAny": false,
    "strict": true,
    "strictNullChecks": true
  }, // only look at these files
  "include": ["src/**/*"],
  "watchOptions": {
    // dont watch these files
    "excludeDirectories": ["build", "dist", "**/node_modules"]
  }
}