Reports and dashboards are mainly used to monitor and upkeep microservices. There are multiple tools that help to serve this purpose. Reports and dashboards can be used to:

find out which microservices expose what resources.

find out the services which are impacted whenever changes in a component occur.

provide an easy point that can be accessed whenever documentation is required.

Versions of the components which are deployed.

To obtain a sense of maturity and compliance from the components

https://www.javatpoint.com/microservices-interview-questions#:~:text=Reports%20and%20dashboards%20are%20used,access%20whenever%20documentation%20is%20required.