2.7.1 (2026-11-04) Bug Fixes agentanalytics: classify Write API errors and split oversized batches (#2016) (2466e97) model/openaimodel: refuse media in system and developer Responses messages (#2025) (40f132d) model/openaimodel: refuse non-text payloads beside system instruction text (#2113) (fe99252), closes #2112
