feat: Span Streaming #19119

Bugbot Review

Bugbot Analysis Progress (2m 46s elapsed)

✅ Gathered PR context (3s)
✅ Completed bug detection (2m 39s)
✅ Posted analysis results (4s)

Final Result: Bugbot completed review and found 2 potential issues.

Request ID: serverGenReqId_25f484d2-ada6-4a01-bb17-f69a044862d4

Cursor Bugbot has reviewed your changes and found 2 potential issues.

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