This PR removes always included files and folders from the [`package.json#files` field](https://docs.npmjs.com/cli/v11/configuring-npm/package-json#files): > Certain files are always included, regardless of settings: > - package.json > - README > - LICENSE / LICENCE > - The file in the "main" field > - The file(s) in the "bin" field Validated by running `pnpm i && cd codex-cli && pnpm build && pnpm release:readme && pnpm pack` and confirming both the `README.md` file and `bin` directory are still included in the tarball: <img width="227" alt="image" src="https://github.com/user-attachments/assets/ecd90a07-73c7-4940-8c83-cb1d51dfcf96" />