Draft: Inconsistent log levels

[galethil]

• [ ] The feature was discussed in discussions of this repository.
• [ ] I have searched the issues of this repository and believe that this is not a duplicate.

Description 💡

For developers it is difficult to find relevant information in logs.

• provide an easy way to hide (info, trace, debug) logs of common endpoint like /readiness or /liveliness
• provide an easy way to hide (info, trace, debug) logs of common endpoint that are called regularly from the app e.g. /api/notification.list
• provide a way to customise the pino-http loger output

Discussion-reference: <Insert discussion reference here>