New Features
Assignments — book reports & speaking
- Book reports: Additional assignment type with review modes (AI-only, AI-then-manual, manual) and richer teacher review of submissions.
- Speaking tasks: Speaking assignments with AI grading enhancements and expanded localization (backend/FE commits on speaking + book reports).
Teacher & class ops
- Submissions: Bulk review, assignment duplication, and stronger conversation access controls for teachers.
- Quiz builder: Normalization/export improvements and AI-assisted quiz editing aligned with classroom workflows.
Enhancements
- Studio intelligence: Slide and podcast planning now query the tutor knowledge base during research phases.
- Models: Studio defaults move to Gemini 2.5 Flash; image studio gains an OpenAI GPT Image 2 option.
- Quiz generation: Quiz generate requests now mirror the chat composer payload so file attachments flow reliably.
- Changelog hosting: Legacy
changelog / distribution tables removed; release notes are authored in Featurebase and surfaced alongside the docs site (20260504 migration).
Bug fixes
- Assignments: Composer payload fixes for quiz generation; continued hardening of submission and grading paths.
- Studio: Stability fixes for slide/podcast sessions after KB-aware planning changes.
📷 [SCREENSHOT] — Book report / speaking assignment detail with review modes
🎤 [VIDEO] — Teacher bulk review or AI-then-manual confirmation flow