Get ISOs

cd /var/lib/vz/template/iso
wget $URL
 
# Alpine
wget https://dl-cdn.alpinelinux.org/alpine/v3.16/releases/x86_64/alpine-standard-3.16.0-x86_64.iso
 
# pfSense
wget https://atxfiles.netgate.com/mirror/downloads/pfSense-CE-2.6.0-RELEASE-amd64.iso.gz
 
# Debian
wget https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-11.7.0-amd64-netinst.iso