Convert nix-dev to flake config.

hosts/nix-dev/default.nix

@@ -0,0 +1,22 @@
+{ pkgs, inputs, ... }:
+{
+  imports = [
+    ../common/global
+    ../common/user-node.nix
+    ./hardware.nix
+  ];
+
+  networking.hostName = "nix-dev";
+  services.tailscaleAutoconnect.authkey = "tskey-auth-k6s6VD5CNTRL-3fmjSfzbQ3PHUMyaiML95P8xzmGv5XxYc";
+
+  environment.systemPackages = with pkgs; [
+    wget
+    git
+    nomad
+    deploy-rs
+    docker
+  ];
+
+  boot.loader.grub.enable = true;
+  boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only
+}

hosts/nix-dev/hardware.nix

@@ -0,0 +1,23 @@
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/profiles/qemu-guest.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/d8fd0d0d-99f3-47c3-9821-1ecb51e0fa7b";
+      fsType = "ext4";
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/f50d64a5-948d-4ff4-88f2-0e0f4eae4c9e"; }
+    ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}