- Move operation feedback into a shared floating stack to prevent layout shifts
- Allow identical errors to reappear after dismissal
- Support keyboard navigation, scrolling, and focus restoration in dialogs
- Add notification interaction regression tests
- Remove code comments throughout the project
- require explicit model discovery before saving DeepSeek connections
- preserve selected models when refreshing the catalog
- mark model lists stale when connection details change
- add model refresh support to easy mode
- apply built-in DeepSeek reasoning levels consistently
- Separate default model selection from catalog configuration
- Use API metadata with per-model and provider overrides
- Expose documented capability, reasoning, protocol, and request settings
- Preserve customizations with conflict detection and transactional rollback