Add configuration for WSL2

machines/gallantis/nixos-wsl/modules/docker-desktop.nix

@@ -0,0 +1,38 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with builtins;
+with lib; {
+  options.wsl.docker = with types; {
+    enable = mkEnableOption "Docker Desktop integration";
+  };
+
+  config = let
+    cfg = config.wsl.docker;
+  in
+    mkIf (config.wsl.enable && cfg.enable) {
+      environment.systemPackages = with pkgs; [
+        docker
+        docker-compose
+      ];
+
+      systemd.services.docker-desktop-proxy = {
+        description = "Docker Desktop proxy";
+        script = ''
+          ${config.wsl.automountPath}/wsl/docker-desktop/docker-desktop-proxy -docker-desktop-root ${config.wsl.automountPath}/wsl/docker-desktop
+        '';
+        wantedBy = ["multi-user.target"];
+        serviceConfig = {
+          Restart = "on-failure";
+          RestartSec = "30s";
+        };
+      };
+
+      users.groups.docker.members = [
+        config.wsl.defaultUser
+      ];
+    };
+}