move to backup

bak/hosts/dnsc-machine/default.nix

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+{
+  lib,
+  inputs,
+  outputs,
+  pkgs,
+  ...
+}:
+
+{
+  imports = [
+    # Include the results of the hardware scan.
+    ./hardware-configuration.nix
+    inputs.home-manager.nixosModules.home-manager
+    outputs.nixosModules.base
+    outputs.nixosModules.unix
+    outputs.nixosModules.nvidia
+    outputs.nixosModules.bluetooth
+    outputs.nixosModules.printing
+    outputs.nixosModules.tablet
+    outputs.nixosModules.audio
+    outputs.nixosModules.ly
+    outputs.nixosModules.niriSystem
+    outputs.nixosModules.keyd
+    outputs.nixosModules.steam
+  ];
+
+  # Device specific overlays
+  # Overlays for all devices are defined
+  # in flake.nix
+  nixpkgs.overlays = [
+    (final: prev: {
+      python3Packages = prev.python3Packages // {
+        python-dbusmock =
+          inputs.nixpkgs-backport-fix.legacyPackages.x86_64-linux.python3Packages.python-dbusmock;
+      };
+    })
+  ];
+
+  # General settings
+  networking.hostName = "dnsc-machine";
+  time.timeZone = "Europe/Berlin";
+  services.xserver.xkb.layout = "eu";
+
+  users.users.dennis = {
+    isNormalUser = true;
+    description = "dennis";
+    extraGroups = [
+      "networkmanager"
+      "wheel"
+    ];
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILvXWZOPOJJDAoF+Sx/ZLoAVu6G/7/MAWoknBgMAzjul dennis@dnsc-mac"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKnmuxDkpDIku5t1Tykz21u78xoQ7LJR8JEcfth32LGu dennis@dnsc-work"
+    ];
+  };
+
+  # Home Manager
+  home-manager = {
+    extraSpecialArgs = { inherit inputs outputs; };
+    backupFileExtension = "backup";
+    users = {
+      dennis = {
+        imports = [
+          inputs.zen-browser.homeModules.beta
+          ../../home/linux.nix
+        ];
+      };
+    };
+  };
+
+  # System Packages
+  environment.systemPackages = lib.mkAfter (with pkgs; [ ]);
+
+  # Enable some services that do not need configuration
+  services.openssh.enable = true;
+  services.udisks2.enable = true;
+  services.tuned.enable = true;
+  services.upower.enable = true;
+  services.udev.packages = with pkgs; [
+    vial
+  ];
+
+  system.stateVersion = "25.05";
+}

bak/hosts/dnsc-machine/hardware-configuration.nix

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+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/30277f94-8b7b-4e91-8438-6815170edfdd";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/4DC9-7AB7";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/9b7564e7-2deb-4432-a4fc-d18d21ef2d11"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp42s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp45s0f3u3u4.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}