marchyo

Marchyo NixOS/Home Manager module development specialist. Use when creating, modifying, or debugging modules in the Marchyo flake — including options, tests, and integration patterns.

Diagnose Nix/NixOS build and evaluation failures in the Marchyo flake. Use when a `nix build`, `nixos-rebuild`, or `nix flake check` fails — to read the error trace, locate the offending expression, and propose a fix.

NixOS and Home Manager module development for the Marchyo flake. Use when adding modules, defining options, writing tests, or modifying the NixOS/Home Manager configuration structure.