I can't Upgrade my Cyber Panel

[bbennyputra]

I want to upgrade the CP version
but I get an error when doing the update
i am using operating system ( centos 8 stream ) .
when I run the upgrade command,

02 - Upgrading CyberPanel

Upgrading CyberPanel The following command can be used to upgrade to the latest version. sh <(curl https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh) If using a sudo user rather than root, try this: sudo su - -c "sh <(curl https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/usmannasir/cyberpanel/stable…

my operating system does not support.
is there a solution?