* Features
- Support YAML configuration file
* Yaml validation default value
* Fixes
- Fixed HTTP/2 issue for SDM sm-data API
* Tech debt
- Updated common models to 3GPP TS 29.571 Release 16.13.0 and moved them to the shared common submodule
- Switching to clang-format-12
- Published image on Docker-Hub is using now Ubuntu-22 as base image
* Ubuntu-18 is no longer supported