chore: migrate to changesets for release management#1738

Abhijeet Prasad (AbhiPrasad) wants to merge 2 commits intomainbraintrustdata/braintrust-sdk-javascript:mainfrom

abhi-chore-migrate-to-changesetsbraintrustdata/braintrust-sdk-javascript:abhi-chore-migrate-to-changesetsCopy head branch name to clipboard