* Allow configuration of the SSL/TLS operating mode when connecting to a mysql database
* Support SSL/TLS DB connections in the dispatcher service as well
* Apply black formatting standards to Python files
* Suppress pylint errors as redis module is not installed when linting
* More pylint fixes
* Correct typo in logging output
* Refactor SSL/TLS changes into DBConfig class instead of ServiceConfig
* Define DB config variables as class vars instead of instance vars
* Break circular import
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