[Moved to ./contributing-to-this-manual.chapter.md](./contributing-to-this-manual.chapter.md).
Link:
https://nixos.org/manual/nixos/unstable/#chap-contributing
Title: Contributing to the NixOS Manual
Summary
This text indicates that content related to contributing to the NixOS manual has been moved to a specific file path and provides a direct link to the 'Contributing' chapter within the unstable NixOS manual online.