This commit establishes the complete Next.js frontend foundation with comprehensive backend integration:
## Core Infrastructure ✅
- Next.js 14 with App Router and TypeScript configuration
- Tailwind CSS with custom design system and dark mode
- Complete project structure with proper imports and path aliases
## API Integration Layer ✅
- Full-featured API client with authentication, file upload, and WebSocket
- Comprehensive TypeScript type definitions for all API responses
- Axios-based HTTP client with interceptors and error handling
- Socket.io integration for real-time progress updates
## Authentication System ✅
- useAuth hook with Google OAuth integration
- JWT token management with automatic refresh
- Protected route handling and session persistence
- Login/logout flow with redirect management
## File Upload System ✅
- useUpload hook with drag & drop functionality
- File validation (size, type, duplicates)
- Progress tracking during upload
- Batch creation and image processing workflow
## WebSocket Integration ✅
- useWebSocket hook for real-time updates
- Progress subscription for batch processing
- Reconnection logic with exponential backoff
- Event-driven updates for batches, images, and user data
## UI Foundation ✅
- Responsive Header with user authentication state
- Professional Footer with proper navigation
- Error Boundary for graceful error handling
- Toast notification system with multiple variants
- Loading spinners and UI components
## Layout & Navigation ✅
- Main page component with authenticated/unauthenticated states
- Dynamic content switching between landing and dashboard
- Mobile-responsive design with proper accessibility
This provides the complete foundation for a production-ready frontend that integrates seamlessly with the existing backend APIs, supporting all core workflows from authentication to file processing.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>