Add blank home-manager config

options/default.nix

@@ -1,6 +1,7 @@
 _: {
   imports = [
     ./device
+    ./home
     ./system.nix
   ];
 }

options/home/default.nix

@@ -0,0 +1,18 @@
+{ lib, ... }: with lib; let
+in
+{
+  options.myOptions.home-manager = {
+    enabled = mkOption {
+      type = types.bool;
+      default = false;
+      description = "Should home-manager be enabled for this host?";
+    };
+
+    stateVersion = mkOption {
+      type = types.str;
+      default = config.system.nixos;
+      description = "HomeManager's state version";
+    };
+  };
+}
+

options/system.nix

@@ -3,13 +3,13 @@ in
 {
   options.myOptions.system = {
     hostname = mkOption {
-      description = "hostname for this system";
       type = types.str;
+      description = "Hostname for this system";
     };
 
     username = mkOption {
-      description = "username for the primary admin account for this system";
       type = types.str;
+      description = "Username for the primary admin account for this system";
     };
   };
 }