update: add WSL

hosts/wsl/configuration.nix

@@ -0,0 +1,42 @@
+# Edit this configuration file to define what should be installed on
+# your system. Help is available in the configuration.nix(5) man page, on
+# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
+
+# NixOS-WSL specific options are documented on the NixOS-WSL repository:
+# https://github.com/nix-community/NixOS-WSL
+
+{ config, lib, pkgs, inputs, ... }:
+
+{
+  imports = [
+    inputs.nixos-wsl.nixosModules.default
+    inputs.home-manager.nixosModules.default
+    ../../modules/nixos/user.nix
+  ];
+
+  wsl.enable = true;
+  wsl.defaultUser = "mthomson";
+
+  networking.hostName = "wsl";
+
+  environment.systemPackages = with pkgs; [
+    git
+    wget
+    vim
+  ];
+
+  nixpkgs.config.allowUnfree = true;
+
+  nix.settings.experimental-features = ["nix-command" "flakes"];
+
+  home-manager = {
+    extraSpecialArgs = {inherit inputs;};
+    useGlobalPkgs = true;
+    useUserPackages = true;
+    users = {
+      mthomson = import ./home.nix;
+    };
+  };
+
+  system.stateVersion = "24.11";
+}