Anycast-healthchecker

* Adding journalctl format handler

* Honor appropriately the value of ip\_check\_disabled (51)
* Convert several .format strings to f-strings (48)
* pylint workflow tweaks (47)
* Sort imports (46)
* Add prometheus-client to the requirements.txt file (45)
* Run all checks with a signal (44)
* Update pylint.yml
* Create pylint.yml github workflow
* Improve logging (43)
* Fix default settings in README (42)
* Update debian packaging (41)
* Update README

* Use a more meaningful value for uptime metric
* Pass the exit code of check\_cmd to service\_state metric

* Add a metric to capture the return code of the check

* Use install\_requires instead of requires-dist

* Restore setup.cfg and setup.py
* Require setuptools 61+ for [project] metadata