* Features - Update UDM APP structure - Use HTTP Request Timeout parameter from Conf file * Fixes - Fix HTTP/2 server shutdown * Tech Debt - Code cleanup - Stopping support for RHEL8/Rocky8 in favor of RHEL9/Rocky9 - Removing unneccessary packages from target images - Cleanup UDM client and add connection handling mechanism - Move UDM SBI models to common src git submodule - HTTP client cpr library refactoring effort