## Core
- Fixed missing sessions in Desktop caused by path mismatches, including recovery for existing stored data.
- Fixed Azure Responses defaults to avoid reasoning item ordering errors.
- Improved DeepSeek compatibility with providers that vary model naming.
- Added Mistral Medium 3.5 with reasoning support. (@rubdos)
- Made instruction precedence more predictable by applying global instructions before project and skill instructions.
- Reconnected editor context when switching to a session in another directory.
- Fixed forked sessions so compacted history stays intact. (@spark4862)
- Reduced memory growth in long-running bash tool usage.
- Sessions now filter to the current path by default, with a setting to show the whole project.
- Kept GitHub Copilot model variants in sync with the latest API capabilities.
- Fixed Zed selections with UTF-8 text so editor context uses the right ranges.
## TUI
- Added a quick toggle for paste summaries.
- Invalid custom themes no longer crash the TUI on startup.
**Thank you to 3 community contributors:**
- @Vect0rM:
- docs: add Atomic Chat provider section (#23069)
- @spark4862:
- fix(session): remap compaction tail_start_id when forking (#24898)
- @rubdos:
- feat: add Mistral Medium 3.5 with reasoning support (#24996)