Hello,
I have OLS installed on AL8 by doing:
dnf install epel-release
wget -O - https://repo.litespeed.sh | sudo bash
dnf install openlitespeed lsphp81 lsphp81-pdo lsphp81-zip lsphp81-mysqlnd lsphp81-opcache lsphp81-common lsphp81-pecl-imagick lsphp81-gd lsphp81-openssl lsphp81-imap...