v3.9.0

   🚀 Features

• Migrate to AI SDK v7 with native reasoning  -  by @johannschopplich (12d8b)
• Bump default models to GPT-5.6 Terra, Claude Sonnet 5, and Gemini 3.5 Flash  -  by @johannschopplich (549a9)
• playground: Honor model selection locally, add reasoning effort control  -  by @johannschopplich (25e68)

   🐞 Bug Fixes

• Close re-entry window before generation runs start  -  by @johannschopplich (2927b)
• Resolve proxy provider config keys case-insensitively  -  by @johannschopplich (82f37)
• Notify when a generation is rejected because one is running  -  by @johannschopplich (b7ecb)
• Block view button generation while content is locked  -  by @johannschopplich (67b21)

    View changes on GitHub