turbo.json

{
  "$schema": "https://turbo.build/schema.json",
   // This is probably overkill, this will segment between GH actions and everything else for now.
  "globalEnv": ["OS", "RUNNER_OS"],
  // These root workspace files are reused in workspaces and may affect their build output
  "globalDependencies": [
    ".babelrc",
    "babel.config.cjs",
    "lerna.json", // some tools, like babel, reads from this file to identify other roots
    "package.config.ts",
    "tsconfig.json",
    "tsconfig.lib.json",
    "tsconfig.settings.json"
  ],
  "pipeline": {
    "build": {
      "outputs": ["lib/**", "index.js"],
      "dependsOn": ["^build"]
    }
  }
}