From 7f3b5afbf6d4a2965b9490a5f37e625ab2463d67 Mon Sep 17 00:00:00 2001
From: Christine Elisabeth Koppel <kuutruu@posteo.net>
Date: Sat, 14 Feb 2026 23:55:19 +0100
Subject: [PATCH] Fixed the proper edge case handling of dummy file system.
 Moved the Gnome settings to the new options as per nixpkgs evaluation.

---
 nix-system-configs/modules/desktop-manager/gnome.nix | 4 ++--
 nix-system-configs/modules/system/database.nix       | 9 ++++++++-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/nix-system-configs/modules/desktop-manager/gnome.nix b/nix-system-configs/modules/desktop-manager/gnome.nix
index 2995aa5..3d92660 100644
--- a/nix-system-configs/modules/desktop-manager/gnome.nix
+++ b/nix-system-configs/modules/desktop-manager/gnome.nix
@@ -8,8 +8,8 @@
   services.xserver.enable = true;
 
   # Enable the GNOME Desktop Environment.
-  services.xserver.displayManager.gdm.enable = true;
-  services.xserver.desktopManager.gnome.enable = true;
+  services.displayManager.gdm.enable = true;
+  services.desktopManager.gnome.enable = true;
 
   # Configure keymap in X11
   services.xserver.xkb = {
diff --git a/nix-system-configs/modules/system/database.nix b/nix-system-configs/modules/system/database.nix
index d190b57..3d75fc1 100644
--- a/nix-system-configs/modules/system/database.nix
+++ b/nix-system-configs/modules/system/database.nix
@@ -5,6 +5,12 @@
   ...
 }: let
   choose = paths: builtins.head (builtins.filter (p: builtins.pathExists p) paths);
+  dummyFileSystems = {
+    fileSystems."/" = {
+      device = "/dev/disk/by-label/nixos";
+      fsType = "ext4";
+    };
+  };
 in {
   options.local = {
     hostname = lib.mkOption {
@@ -41,7 +47,8 @@ in {
       (choose [./modules/system_scripts/gcloud_backup.nix ../system_scripts/gcloud_backup.nix])
       ## TODO: Make this more elegant and less risky for unexpected errors happening.
     ]
-    ++ lib.optional (builtins.pathExists ./hardware-configuration.nix) ./hardware-configuration.nix;
+    ++ lib.optional (builtins.pathExists ./hardware-configuration.nix) ./hardware-configuration.nix
+    ++ lib.optional (!builtins.pathExists ./hardware-configuration.nix) dummyFileSystems;
 
   config = {
     local.hostname = "nixosdd";