- Created Chatbot.tsx with floating chat bubble UI - Implemented streaming SSE message handling - Added visitor ID persistence via localStorage for session continuity - Integrated with /api/chat endpoint for AI responses - Added suggested prompts for empty chat state - Implemented error handling with retry functionality - Added clear chat functionality - Created responsive design with mobile support - Created index.ts barrel export for chat components Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>