- Replace advanced settings placeholder in AgentDetailView with full editable form supporting all setting fields
- Remove color theme system (ThemeSelector component, useTheme hook, theme styles)
- Simplify QuickEntryBox by extracting shared logic
- Add comprehensive tests for AgentDetailView settings form including logLevel select field
- Fix Settings saved indicator logic and update READMEs
- Remove unused color theme types from core and revert color themes changeset