- Replaced XFCE with KDE Plasma and SDDM display manager.
- Reduced profiles from seven to four (minimal, server, basic, office).
- Split home skeleton files into home-skel and home-skel-desktop directories.
- Added display name prompt during user setup.
- Added 7zip and fwupd to base packages.
- Renamed chroot_install/chroot_enable to chroot_pacman_install/chroot_systemd_enable.
- Made chroot_systemd_enable auto-print status, removing need for wrapper functions.
- Used generic prompt helpers instead of duplicating logic in specialized functions.
- Inlined and removed single-use wrapper functions throughout.