v1.5.1

Changelog ...

🐛 Bug Fixes

• Regression bugfix: HTTP header cache-control/expire has missed @IvanKuchin (#36)

🧰 Maintenance

• Infrastructure: github action release-drafter fine-tunings #2 @IvanKuchin (#39)
• Infrastructure: github action release-drafter fine-tunings @IvanKuchin (#38)
• Infrastructure: Migration from ubuntu:xenial->focal @IvanKuchin (#37)
• Infrastructure: github WF-s fine-tunings @IvanKuchin (#35)