Basic Gnome install

hosts/jude/boot.nix

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+{ ... }:
+
+{
+	# Use the systemd-boot EFI boot loader.
+	#boot.loader.systemd-boot.enable = true;
+	boot.loader.grub.device = "/dev/nvme0n1";
+	boot.loader.efi.canTouchEfiVariables = true;
+	networking.interfaces.enp4s0.useDHCP = true;
+}

hosts/jude/default.nix

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+{ ... }:
+
+{
+	imports = [
+		./boot.nix
+		./hardware-configuration.nix
+	];
+	networking.hostName = "jude";
+	greg.gnome = true;
+}

hosts/jude/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" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/27ae91ed-32e9-411e-8227-0d99e360fbbf";
+      fsType = "btrfs";
+    };
+
+  swapDevices = [ ];
+
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}