Refactor default user creation

- FIXME: why does the kickstart fail to create a user with appliance-tools?

Rocky8_Rpi4.ks

@@ -25,7 +25,8 @@ repo --name="Rpi-Kernel" --baseurl=https://rocky.lowend.ninja/RockyRpi/Rpi-Kerne
 install
 keyboard us --xlayouts=us --vckeymap=us
 rootpw --lock
-user --name="rocky" --password="rockylinux" --plaintext --gecos="Rocky default user" --groups=wheel --uid=1000
+# FIXME user creation here does not work ?
+# user --name="rocky" --password="rockylinux" --plaintext --gecos="Rocky default user" --groups=wheel --uid=1000
 timezone --isUtc --nontp UTC
 selinux --enforcing
 firewall --enabled --port=22:tcp
@@ -66,12 +67,10 @@ EOF
 # Run this once to fix the wifi:
 sed -i  's/boardflags3=0x48200100/boardflags3=0x44200100/g'  /lib/firmware/brcm/brcmfmac43455-sdio.raspberrypi,4-model-b.txt
 
-# Apparently kickstart user was not working, attempt to do it here?
-/sbin/useradd -c "Rocky Linux default user"  -u 1000 -G wheel -m -U rocky
-echo "rockylinux" | passwd --stdin  rocky
 
-mkdir -p /home/rocky
-chown 1000:1000 /home/rocky
+# Apparently kickstart user was not working, attempt to do it here?
+/sbin/useradd -c "Rocky Linux default user" -G wheel -m -U rocky
+echo "rockylinux" | passwd --stdin  rocky
 
 # Need to write several files to help with various things here.
 
@@ -105,7 +104,7 @@ It should fill your main rootfs partition to the end of the disk.
 
 EOF
 
-chown 1000 /home/rocky/README
+chown -R rocky:rocky /home/rocky
 
 
 # Add rpi-kernel repo: