For openSUSE Leap 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/systemsmanagement:Uyuni:Snapshots:2025.10/openSUSE_Leap_15.6/systemsmanagement:Uyuni:Snapshots:2025.10.repo
zypper refresh
zypper install prometheus-postgres_exporter
For charts run the following as root:
zypper addrepo https://download.opensuse.org/repositories/systemsmanagement:Uyuni:Snapshots:2025.10/charts/systemsmanagement:Uyuni:Snapshots:2025.10.repo
zypper refresh
zypper install prometheus-postgres_exporter