-sed -i 's/^root::/root:*:/' $target/etc/shadow
-sed -i 's/^$USERNAME::/$USERNAME:*:/' $target/etc/shadow
+if grep -q "$USERNAME:x:1000" $target/etc/passwd ; then
+ echo "user $USERNAME exists already, skipping"
+else
+ $ROOTCMD useradd -d /home/$USERNAME -m -s /bin/zsh -g 1000 $USERNAME
+fi
+
+sed -i 's/^root::/root:*:/' $target/etc/shadow
+sed -i "s/^$USERNAME:!:/$USERNAME:*:/" $target/etc/shadow