feat: use device.is "name" instead of device.hasGui for most items

home/programs/fish.nix

@@ -2,6 +2,7 @@
   pkgs,
   lib,
   device,
+  config,
   ...
 }: {
   programs.fish = {
@@ -36,12 +37,11 @@
       ${pkgs.pfetch-rs}/bin/pfetch
       ${pkgs.nb}/bin/nb todo undone
       ${lib.optionalString (device.isLinux && !device.isNix) "source /etc/profile.d/nix-daemon.fish"}
-      ${lib.optionalString (device.isNix && device.hasGui)
-        ''
-          if not set -q HYPRLAND_INSTANCE_SIGNATURE
-              set -x HYPRLAND_INSTANCE_SIGNATURE (hyprctl instances | head -1 | cut -d ' ' -f2 | tr -d :)
-          end
-        ''}
+      ${lib.optionalString (device.is "ryu") ''
+        if not set -q HYPRLAND_INSTANCE_SIGNATURE
+            set -x HYPRLAND_INSTANCE_SIGNATURE (hyprctl instances | head -1 | cut -d ' ' -f2 | tr -d :)
+        end
+      ''}
     '';
   };
 }