Reorganize fragments: flat structure from fragments/shared/ and fragments/platform/

fragments/desktop/gnome/config.ks

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+xconfig --startxonboot --defaultdesktop=GNOME # Start the display session on boot. Although it says --startx, which seems to imply xorg, it is actually generic and thus works also with Wayland.

fragments/desktop/gnome/packages.ks

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+#            __          ____                        ____  _____
+#     ____  / /_  __  __/ / /___  ____ ___  ___     / __ \/ ___/
+#    / __ \/ __ \/ / / / / / __ \/ __ `__ \/ _ \   / / / /\__ \
+#   / /_/ / / / / /_/ / / / /_/ / / / / / /  __/  / /_/ /___/ /
+#  / .___/_/ /_/\__, /_/_/\____/_/ /_/ /_/\___/   \____//____/
+# /_/          /____/
+
+# GNOME desktop packages
+
+%packages --exclude-weakdeps # Beginning of the packages section. Excludes weak package dependencies
+
+@base-graphical
+## provides the following as mandatory packages:
+# mesa-dri-drivers
+# mesa-vulkan-drivers
+# plymouth-system-theme
+
+# @critical-path-gnome not using this group but hand-picking packages 
+## Mandatory packages found in hidden `@critical-path-gnome` group (`dnf group info --hidden critical-path-gnome`)
+## Not using 
+## provides the following as mandatory packages:
+bash-color-prompt # Color prompt for bash shell
+dconf # A configuration system
+gdm # The GNOME Display Manager
+# gnome-classic-session # GNOME "classic" mode session
+gnome-control-center # Utilities to configure the GNOME desktop
+# gnome-initial-setup # Bootstrapping your OS
+gnome-shell # Window management and application launching for GNOME
+gvfs-fuse # FUSE support for gvfs
+# ptyxis # A container oriented terminal for GNOME
+### and the following as default packages
+# NetworkManager-pptp # NetworkManager VPN plugin for PPTP
+# avahi # Local network service discovery
+# gnome-bluetooth # Bluetooth graphical utilities
+gnome-session-wayland-session # Desktop file for wayland based gnome session
+# gnome-software # A software center for GNOME
+nautilus # File manager for GNOME
+# toolbox # Tool for interactive command line environments on Linux
+
+## Extra hand-picked packages
+gnome-backgrounds.noarch # wallpapers from the GNOME project
+gnome-terminal # Terminal emulator for GNOME
+dejavu-sans-mono-fonts # the gnome-shell package doesn't include much fonts by default, resulting in weird spacings in GNOME Terminal. GNOME Terminal unfortunately doesn't automatically pick this font 
+firefox # Mozilla Firefox Web browser
+mozilla-ublock-origin.noarch # An efficient blocker for Firefox
+
+pipewire-alsa # PipeWire media server ALSA support
+pipewire-pulseaudio # PipeWire PulseAudio implementation
+pipewire-jack-audio-connection-kit # PipeWire JACK implementation
+
+%end # End of the packagages section

fragments/desktop/gnome/post-scripts.ks

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+# GNOME desktop post-installation configuration
+
+%post --nochroot --log=/mnt/sysimage/root/gnome-desktop-post.log # Beginning of %post section. Those commands are executed outside the chroot environment
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.media-handling.gschema.override<< EOF
+[org.gnome.desktop.media-handling]
+automount-open=false
+autorun-never=true
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.Terminal.gschema.override<< EOF
+[org.gnome.Terminal.Legacy.Profile]
+font='DejaVu Sans Mono 12'
+use-system-font=false
+auditable-bell=false
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.wm.preferences.gschema.override<< EOF
+[org.gnome.desktop.wm.preferences]
+button-layout=':minimize,maximize,close'
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.a11y.gschema.override<< EOF
+[org.gnome.desktop.a11y]
+always-show-universal-access-status=true
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.interface.gschema.override<< EOF
+[org.gnome.desktop.interface]
+enable-animations=false
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.privacy.gschema.override<< EOF
+[org.gnome.desktop.privacy]
+remove-old-temp-files=true
+remember-recent-file=false
+remember-app-usage=false
+disable-camera=true
+disable-microphone=true
+disable-sound-output=true
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.search-providers.gschema.override<< EOF
+[org.gnome.desktop.search-providers]
+disable-external=true
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.notifications.gschema.override<< EOF
+[org.gnome.desktop.notifications.application]
+enable-sound-alerts=false
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.sound.gschema.override<< EOF
+[org.gnome.desktop.sound]
+event-sounds=false
+EOF
+
+cat >> /mnt/sysimage/usr/share/glib-2.0/schemas/org.gnome.desktop.thumbnailers.gschema.override<< EOF
+[org.gnome.desktop.thumbnailers]
+disable-all=true
+EOF
+
+glib-compile-schemas /mnt/sysimage/usr/share/glib-2.0/schemas/
+
+%end # End of the %post section

fragments/desktop/labwc/config.ks

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+# Untested
+
+xconfig --startxonboot # Start the display session on boot. Although it says --startx, which seems to imply xorg, it is actually generic and thus works also with Wayland.
+
+%packages --exclude-weakdeps # Beginning of the packages section. Excludes weak package dependencies.
+
+@base-graphical
+## provides the following as mandatory packages:
+# mesa-dri-drivers
+# mesa-vulkan-drivers
+# plymouth-system-theme
+
+labwc # A Wayland window-stacking compositor
+
+## Extra hand-picked packages
+firefox # Mozilla Firefox Web browser
+mozilla-ublock-origin.noarch # An efficient blocker for Firefox
+
+%end # End of the packagages section

fragments/desktop/vmm/packages.ks

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+# VMM (Virtual Machine Manager) packages
+
+%packages --exclude-weakdeps
+
+virtual-manager
+libvirt-client-tools
+
+%end

fragments/desktop/vmm/post-scripts.ks

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+# VMM post-installation scripts
+
+%post --erroronfail
+
+# Start libvirt service
+systemctl enable libvirtd
+systemctl start libvirtd
+
+%end