Move modules into modules/

modules/common/linux-desktop.nix

@@ -0,0 +1,31 @@
+{...}: {
+  services.xserver = {
+    enable = true;
+    displayManager = {
+      gdm = {
+        enable = true;
+        wayland = false;
+      };
+    };
+    desktopManager = {
+      gnome = {
+        enable = true;
+      };
+    };
+  };
+
+  services.gnome.gnome-keyring.enable = true;
+
+  services.avahi = {
+    enable = true;
+    nssmdns = true;
+    publish = {
+      enable = true;
+      addresses = true;
+      domain = true;
+      hinfo = true;
+      userServices = true;
+      workstation = true;
+    };
+  };
+}