🧹 make motd and dm generated during build

.gitignore

@@ -15,3 +15,5 @@ meta-data
 archiso/packages.x86_64
 archiso/airootfs/etc/gdm/
 archiso/airootfs/etc/pacman.d/
+archiso/airootfs/etc/systemd/system/display-manager.service
+archiso/airootfs/etc/motd

archiso/airootfs/etc/systemd/system/display-manager.service

@@ -1 +0,0 @@
-/usr/lib/systemd/system/sddm.service

util-iso.sh

@@ -78,6 +78,30 @@ DefaultSession=gnome-xorg.desktop
 EOF
 }
 
+generate_motd() {
+    cat << 'EOF' > ${src_dir}/archiso/airootfs/etc/motd
+This ISO is based on ArchLinux ISO modified to provide Installation Environment for CachyOS.
+https://cachyos.org
+
+CachyOS Archiso Sources:
+https://github.com/cachyos/cachyos-live-iso
+
+ArchLinux ISO Source:
+https://gitlab.archlinux.org/archlinux/archiso
+
+Calamares is used as GUI installer:
+https://github.com/calamares/calamares
+
+Live environment will start now and let you install CachyOS to disk.
+
+Getting help at the forum: https://forum.cachyos.org
+
+Welcome to your CachyOS!
+
+                                          
+EOF
+}
+
 fetch_cachyos_mirrorlist() {
     mkdir -p ${src_dir}/archiso/airootfs/etc/pacman.d
     local _mirrorlist_url="https://github.com/CachyOS/CachyOS-PKGBUILDS/raw/master/cachyos-mirrorlist/cachyos-mirrorlist"
@@ -100,6 +124,8 @@ prepare_profile(){
     # Fetch up-to-date version of CachyOS repo mirrorlist
     fetch_cachyos_mirrorlist
 
+    generate_motd
+
     rm -f ${src_dir}/archiso/airootfs/etc/systemd/system/display-manager.service
     if [ "$profile" == "kde" ]; then
         cp ${src_dir}/archiso/packages_kde.x86_64 ${src_dir}/archiso/packages.x86_64