Live mode: open each span when the call starts and make it the active
OpenTelemetry context while the call runs, so spans created by other
instrumentation (HTTP clients, database drivers) nest under it.
Requires a context manager to be registered (as any OTel SDK setup does).
Live mode: open each span when the call starts and make it the active OpenTelemetry context while the call runs, so spans created by other instrumentation (HTTP clients, database drivers) nest under it. Requires a context manager to be registered (as any OTel SDK setup does).