add server1 and change flatpak to make it works if not defined

modules/nix/groups/server.nix

@@ -0,0 +1,19 @@
+{ lib, config, ... }:
+let
+  inherit (lib) mkIf mkOption types;
+in
+{
+  options.smayzy.server.enable = mkOption {
+    type = types.bool;
+    default = false;
+    description = "desktop settings";
+  };
+
+  config = mkIf config.smayzy.server.enable {
+    smayzy = {
+      base = true;
+      power = "desktop";
+      stylix.enable = true;
+    };
+  };
+}