Add frontend component library and UI development tasks
- Create Tailwind CSS configuration with design tokens from UIDesignSpec
- Create globals.css with CSS variables and component styles
- Add React component library:
- UI components: Button, Card, Tag, Input, Select, ProgressBar, Modal
- Navigation: BottomNav, Sidebar, StatusBar
- Layout: MobileLayout, DesktopLayout
- Add constants for colors, icons, and layout
- Update tasks.md with 31 UI development tasks linked to design node IDs
- Configure package.json, tsconfig.json, and postcss.config.js
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>