- Slash command popover: add search box, group commands/skills with section
headers, assign unique icons per built-in command, remove Built-in badge,
show source labels for skills, deduplicate API skills with built-in names
- Import CLI Session dialog: fix list overflow and enable scrolling by
replacing Radix ScrollArea with native overflow-y-auto
- New chat empty state: replace BotIcon with custom CodePilotLogo SVG
component supporting light/dark theme
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>