fix(ai-sdk): isolate shared model tracing#2194

Luca Forstner (lforst) merged 2 commits into

mainbraintrustdata/braintrust-sdk-javascript:mainfrom

abhi/bt-4980-bug-wrapaisdk-interleaved-traces-with-concurrent-callsbraintrustdata/braintrust-sdk-javascript:abhi/bt-4980-bug-wrapaisdk-interleaved-traces-with-concurrent-callsCopy head branch name to clipboard