Finally switch to flakes.

nixos/desktop/wayland.nix

@@ -0,0 +1,63 @@
+{pkgs, ...}: {
+  services = {
+    # Configure greetd for "auto" login (single user only)
+    greetd = let
+      startSway = pkgs.writeScript "startsway" ''
+        # Use NVIDIA variables if drivers are in use
+        if lspci -k | grep "Kernel driver in use: nvidia" &> /dev/null; then
+          # NVIDIA/AMD variables
+          export LIBVA_DRIVER_NAME=nvidia
+          export GBM_BACKEND=nvidia-drm
+          export __GLX_VENDOR_LIBRARY_NAME=nvidia
+          export WLR_NO_HARDWARE_CURSORS=1
+        else
+          :
+        fi
+
+        # Sway/Wayland
+        export XDG_CURRENT_DESKTOP=sway
+        export QT_QPA_PLATFORM="wayland;xcb"
+
+        # Start Sway
+        sway --unsupported-gpu
+      '';
+    in {
+      enable = true;
+      restart = true;
+      settings = {
+        terminal = {
+          vt = 2;
+          switch = true;
+        };
+        default_session = {
+          command = "${startSway}";
+          user = "jimbo";
+        };
+      };
+    };
+    dbus.enable = true;
+  };
+
+  programs.xwayland = {
+    enable = true;
+  };
+
+  # Enable backlight and theme control
+  programs = {
+    dconf.enable = true;
+    light.enable = true;
+  };
+
+  # Packages needed for Wayland
+  environment.systemPackages = with pkgs; [
+    wl-clipboard
+    wdisplays
+    clipman
+    libnotify
+    grim
+    slurp
+    swappy
+    jq
+    lm_sensors
+  ];
+}