Use OpenTelemetry for tracing instead of standalone JSON file

### What feature would you like to be added or updated?

Ability to send traces to OpenTelemetry endpoint could make it easy to integrate with existing observability tools.

### Why do you need this feature?

Easy integration with existing observability tools

### Additional information that you believe is relevant to this feature request

_No response_

The issue names no files, tests, or entry points. Start by locating the tracing implementation and the standalone JSON file output, then determine the OpenTelemetry endpoint requirements and how existing observability integrations should receive traces. Done means traces can be sent to an OpenTelemetry endpoint instead of only being written to the standalone JSON file.

Written by the indexing model from the issue text.