{ inputs, lib, ... }: { perSystem = { pkgs, system, ... }: { formatter = pkgs.nixfmt-tree; packages = { home-manager = inputs.home-manager.packages.${system}.home-manager; } // lib.optionalAttrs (lib.hasSuffix "darwin" system) { darwin-rebuild = inputs.nix-darwin.packages.${system}.darwin-rebuild; }; devShells.default = pkgs.mkShell { packages = with pkgs; [ deadnix git just nixfmt-tree prettier pre-commit selene shfmt statix stylua ]; }; }; }