feat(phase-4): implement modern Chakra UI frontend with comprehensive tracking interface

🎨 Modern React Frontend:
- Complete Chakra UI integration with custom theme and dark/light mode
- Responsive design with mobile-first navigation and layout
- Beautiful component library with cards, forms, and data visualization
- Professional typography and color system with brand consistency

🚀 Advanced URL Tracking Interface:
- Comprehensive tracking form with real-time validation using React Hook Form + Zod
- Advanced options panel with configurable parameters (max hops, timeout, headers)
- SSL, SEO, and security analysis toggles with user-friendly controls
- Smart URL normalization and method selection interface

📊 Rich Results Visualization:
- Interactive tracking results with hop-by-hop analysis tables
- Performance metrics with latency visualization and progress bars
- Status badges with color-coded redirect types and HTTP status codes
- Comprehensive error handling and user feedback system

🧭 Navigation & Layout:
- Responsive navigation bar with user authentication state
- Mobile-friendly drawer navigation with touch-optimized interactions
- Professional footer with feature highlights and API documentation links
- Breadcrumb navigation and page structure for optimal UX

🔐 Authentication Integration:
- Complete authentication context with JWT token management
- User registration and login flow preparation (backend ready)
- Protected routes and role-based access control framework
- Session management with automatic token refresh and error handling

🌟 User Experience Features:
- Toast notifications for all user actions and API responses
- Loading states and skeleton screens for smooth interactions
- Copy-to-clipboard functionality for tracking IDs and results
- Tooltips and help text for advanced features and configuration

📱 Responsive Design:
- Mobile-first design approach with breakpoint-aware components
- Touch-friendly interfaces with appropriate sizing and spacing
- Optimized layouts for desktop, tablet, and mobile viewports
- Accessible design with proper ARIA labels and keyboard navigation

🔧 Developer Experience:
- TypeScript throughout with comprehensive type safety
- React Query for efficient API state management and caching
- Custom hooks for authentication and API interactions
- Modular component architecture with clear separation of concerns

🎯 API Integration:
- Complete integration with all v2 API endpoints
- Real-time health monitoring and status display
- Backward compatibility with legacy API endpoints
- Comprehensive error handling with user-friendly messages

Ready for enhanced dashboard and analysis features in future phases!

apps/web/package.json

@@ -19,7 +19,9 @@
     "@hookform/resolvers": "^3.3.2",
     "zod": "^3.22.4",
     "react-dropzone": "^14.2.3",
-    "date-fns": "^3.0.6"
+    "date-fns": "^3.0.6",
+    "recharts": "^2.8.0",
+    "react-icons": "^4.12.0"
   },
   "devDependencies": {
     "@types/react": "^18.2.43",