getting there

flake.nix

@@ -10,6 +10,19 @@
   outputs = { self, nixpkgs, home-manager, ... }@inputs: {
 
     nixosConfigurations = {
+      nova = nixpkgs.lib.nixosSystem {
+        specialArgs = { inherit inputs; };
+        modules = [
+          {
+             services.xserver.enable = true;
+             services.xserver.displayManager.gdm.enable = true;
+             services.xserver.desktopManager.gnome.enable = true;
+             networking.hostName = "nova";
+           }
+          ./system
+          ./system/hardware-nova.nix
+        ];
+      };
       romulus = nixpkgs.lib.nixosSystem {
         specialArgs = { inherit inputs; };
         modules = [
@@ -27,7 +40,7 @@
     };
 
     homeConfigurations = {
-      "till@romulus" = home-manager.lib.homeManagerConfiguration {
+      till = home-manager.lib.homeManagerConfiguration {
         pkgs = nixpkgs.legacyPackages.x86_64-linux;
         extraSpecialArgs = { inherit inputs; };
         modules = [ 

system/hardware-nova.nix

@@ -0,0 +1,57 @@
+# 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 = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "sdhci_pci" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/6a0d25d4-0253-4467-85cc-ab3e0ef71f54";
+      fsType = "btrfs";
+      options = [ "subvol=root" "compress=zstd" ];
+    };
+
+  boot.initrd.luks.devices."cryptroot".device = "/dev/disk/by-uuid/eaad533f-8586-4002-9c53-5aecf8e7abd8";
+
+  fileSystems."/home" =
+    { device = "/dev/disk/by-uuid/6a0d25d4-0253-4467-85cc-ab3e0ef71f54";
+      fsType = "btrfs";
+      options = [ "subvol=home" "compress=zstd" ];
+    };
+
+  fileSystems."/nix" =
+    { device = "/dev/disk/by-uuid/6a0d25d4-0253-4467-85cc-ab3e0ef71f54";
+      fsType = "btrfs";
+      options = [ "subvol=nix" "compress=zstd" "noatime"];
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/7362-C4C4";
+      fsType = "vfat";
+    };
+
+  swapDevices = [{
+    device = "/swapfile";
+    size = 8 * 1045;
+  }];
+
+  # 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.enp0s31f6.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp0s20f3.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}