performance-monitoring

To boost the minification we have some mangle properties in the Terser config.
https://github.com/Zizzamia/perfume.js/blob/master/rollup.config.ts

But over time we stopped using most of them, I think it's time to double-check which one are the properties are not necessary anymore.

As we're adding support for OpenTelemetry API bridges, it would be useful to know how much they're being used so we know whether to prioritize additional features in the bridge spec.

We can use otel.span_kind for this telemetry. All spans from the otel bridges should have otel.span_kind set. The APM Server is inferring this field for non-otel spans

Is your feature request related to a problem? Please describe.

The .. module has a conditional dependency on the parseurl library. This library is not an agent dependency. However, if parseurl is present then the agent will use it instead of it's own home grown URL parsing.

We've had users report that this conditional `re