Ok, but i'm trying to use the packages in the pgdg repo, please see:

root@221f91773525:~# cat /etc/apt/sources.list.d/pgdg.list
deb http://apt.postgresql.org/pub/repos/apt/ jammy-pgdg main 18
root@221f91773525:~# apt update
Hit:1 http://apt.postgresql.org/pub/repos/apt jammy-pgdg InRelease
Hit:2 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
Hit:3 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
Hit:4 http://ports.ubuntu.com/ubuntu-ports jammy-backports InRelease
Hit:5 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
2 packages can be upgraded. Run 'apt list --upgradable' to see them.
root@221f91773525:~# export FULL_VERSION=18.0* pg=18
apt install \
    postgresql-${pg}-pg-qualstats \
    postgresql-${pg}-pglogical \
    postgresql-${pg}-pgaudit \
    postgresql-${pg}-hll \
    postgresql-${pg}-pldebugger
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
E: Unable to locate package postgresql-18-pglogical
E: Unable to locate package postgresql-18-hll
E: Unable to locate package postgresql-18-pldebugger