feat: add nix-example host and base profile

.gitignore

@@ -13,5 +13,6 @@
 !shells/
 !hosts/
 !overlays/
+!profiles/
 
 !/flake/

hosts/default.nix

@@ -11,17 +11,16 @@ let
     {
       host,
       system,
+      profile ? null,
       extraModules ? [ ],
-      ...
     }:
     assert lib.assertMsg (lib.elem system config.systems)
       "mkSystem: system '${system}' not in valid systems: ${lib.generators.toPretty { } config.systems}";
     nixosSystem {
       inherit system;
       modules = [
-        {
-          networking.hostName = lib.mkDefault host;
-        }
+        ../profiles/${profile}.nix
+        ../hosts/${host}/default.nix
       ]
       ++ extraModules;
       specialArgs = { inherit inputs; };
@@ -32,7 +31,7 @@ in
     nix-example = mkSystem {
       host = "nix-example";
       system = "x86_64-linux";
-      profile = "laptop";
+      profile = "base";
       extraModules = [ ];
     };
   };

hosts/nix-example/default.nix

@@ -0,0 +1,6 @@
+{ ... }:
+{
+  imports = [
+    ./hardware-configuration.nix
+  ];
+}

hosts/nix-example/hardware-configuration.nix

@@ -0,0 +1,43 @@
+# 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.
+{
+  lib,
+  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 = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/8f0eaec6-5dc9-4821-aa8d-fb6809b5a5bf";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/201C-961B";
+    fsType = "vfat";
+    options = [
+      "fmask=0077"
+      "dmask=0077"
+    ];
+  };
+
+  swapDevices = [ ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}

profiles/base.nix

@@ -0,0 +1 @@
+_: { }