[FEATURE] Add health check script or EP to connectors

[MaxwellDPS]

Use case

To be able to allow kubernetes to proactively identify any containers in an unhealthy state

Current Workaround

General bash hacks, doing a curl for the api

Proposed Solution

Add an API endpoint or a script that can be used to validate the health of the container natively

Additional Information

https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/

If the feature request is approved, would you be willing to submit a PR?

Yes