Ping Function in Redis panics when called without being connected to redis in application

[coolwednesday]

Describe the bug
I tried running the http-server example and if redis is not connected and we try to call Redis.Ping() , it results in panic and exits the apllication

To Reproduce
Run the application without connecting database and providing redis configuration.
Hit the trace endpoint.

The error is

Expected behavior
Error log and no panic

[vigneshp91]

Can you assign this to me? @coolwednesday

[Umang01-hash]

Sure @vigneshp91. Assigned to you.