- Fix session delete to scan all claude project dirs (not just first match)
- Batch async rendering for message history with stale render guard
- Add custom draggable scrollbar for chat area
- Fix AskUserQuestion card rendered at bottom instead of top
- Fix bubble split (msg-text + msg-tools) to prevent tool UI overwrite
- Add delete confirmation dialog with warm theme styling
- Support multiline display in user messages
- Apply model config to settings.json immediately on save
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