- 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
- Use credential-file terminology in Simplified and Traditional Chinese
- Highlight the Enable button for disabled credentials without dimming actions
- Add regression tests for terminology and button styling
- Replace transient toasts with dismissible, accessible inline notices
- Remove redundant success messages for toggles and clipboard actions
- Preserve list focus during background refreshes
- Remove duplicate English captions and localize onboarding content
- Complete Japanese translations and remove English fallback
- Preserve API field names, Token units, and raw reasoning-level values
- Add regression tests for operation feedback and localization
lzt404