fix: bug related with repository url and customize service desc

[prakasa1904]

Description

• Missing gnupg2 in some base image, such as: ubuntu:22.04
• Update default var postgresql_apt_repository, to fix error missing package postgresql-16 in ubuntu 22
• Support custom service config in Debian family
• Add handler daemon reload to handle on service config update
• pg_ident config default use regex (root|postgres) to allow linux user root and postgres

[github-actions]

This pr has been marked 'stale' due to lack of recent activity. If there is no further activity, the issue will be closed in another 30 days. Thank you for your contribution!