feat(desktop): default to highest monitor resolution

- Change default monitor rule from 'preferred' to 'highres' in monitors.conf.
- Explicitly force 'highres' in the live ISO (nomarchy-live) to avoid low-res fallbacks on some hardware.
- Update roadmap.

flake.nix

@@ -168,8 +168,10 @@
               # Live-ISO-only welcome. Pops a notification a few seconds
               # after the graphical session is up and opens a terminal
               # parked at the installer command, so the user never has to
-              # hunt for it.
+              # hunt for it. Force highres monitor detection as some
+              # hardware defaults to 1024x768.
               wayland.windowManager.hyprland.extraConfig = nixpkgs.lib.mkAfter ''
+                monitor = , highres, auto, 1
                 exec-once = sh -c 'sleep 3; notify-send -u critical -t 0 "Welcome to Nomarchy" "Run \`sudo /etc/install.sh\` in the open terminal — or \`--dry-run\` to preview."'
                 exec-once = sh -c 'sleep 4; alacritty --title "Nomarchy Installer" -e bash -lc "echo; echo \"Welcome to the Nomarchy live ISO.\"; echo; echo \"  sudo /etc/install.sh           # install\"; echo \"  sudo /etc/install.sh --dry-run # preview only\"; echo \"  sudo /etc/install.sh --resume  # resume after an interrupt\"; echo; exec bash"'
               '';