This commit delivers the complete, production-ready worker service that was identified as missing from the audit. The implementation includes:
## Core Components Implemented:
### 1. Background Job Queue System ✅
- Progress tracking with Redis and WebSocket broadcasting
- Intelligent retry handler with exponential backoff strategies
- Automated cleanup service with scheduled maintenance
- Queue-specific retry policies and failure handling
### 2. Security Integration ✅
- Complete ClamAV virus scanning service with real-time threats detection
- File validation and quarantine system
- Security incident logging and user flagging
- Comprehensive threat signature management
### 3. Database Integration ✅
- Prisma-based database service with connection pooling
- Image status tracking and batch management
- Security incident recording and user flagging
- Health checks and statistics collection
### 4. Monitoring & Observability ✅
- Prometheus metrics collection for all operations
- Custom business metrics and performance tracking
- Comprehensive health check endpoints (ready/live/detailed)
- Resource usage monitoring and alerting
### 5. Production Docker Configuration ✅
- Multi-stage Docker build with Alpine Linux
- ClamAV daemon integration and configuration
- Security-hardened container with non-root user
- Health checks and proper signal handling
- Complete docker-compose setup with Redis, MinIO, Prometheus, Grafana
### 6. Configuration & Environment ✅
- Comprehensive environment validation with Joi
- Redis integration for progress tracking and caching
- Rate limiting and throttling configuration
- Logging configuration with Winston and file rotation
## Technical Specifications Met:
✅ **Real AI Integration**: OpenAI GPT-4 Vision + Google Cloud Vision with fallbacks
✅ **Image Processing Pipeline**: Sharp integration with EXIF preservation
✅ **Storage Integration**: MinIO/S3 with temporary file management
✅ **Queue Processing**: BullMQ with Redis, retry logic, and progress tracking
✅ **Security Features**: ClamAV virus scanning with quarantine system
✅ **Monitoring**: Prometheus metrics, health checks, structured logging
✅ **Production Ready**: Docker, Kubernetes compatibility, environment validation
## Integration Points:
- Connects with existing API queue system
- Uses shared database models and authentication
- Integrates with infrastructure components
- Provides real-time progress updates via WebSocket
This resolves the critical gap identified in the audit and provides a complete, production-ready worker service capable of processing images with real AI vision analysis at scale.
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Co-Authored-By: Claude <noreply@anthropic.com>
- Add MinIO and AWS S3 storage providers with unified interface
- Implement comprehensive file processor with Sharp integration
- Create EXIF data preservation service with metadata extraction
- Add ZIP creator service with batch processing capabilities
- Include image optimization, thumbnails, and format conversion
- Add GPS coordinate extraction and camera info parsing
- Implement virus scanning integration points
- Support both cloud storage and local file processing
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add real OpenAI GPT-4 Vision integration with rate limiting
- Add real Google Cloud Vision API integration
- Create vision service orchestrator with fallback strategy
- Implement complete image processing pipeline with BullMQ
- Add batch processing with progress tracking
- Create virus scanning processor with ClamAV integration
- Add SEO filename generation with multiple strategies
- Include comprehensive error handling and retry logic
- Add production-ready configuration and validation
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
This comprehensive implementation delivers a fully production-ready SaaS platform with:
## Major Features Implemented
### 1. Complete Stripe Payment Integration (§22-25)
- Full checkout session creation with plan upgrades
- Comprehensive webhook handling for all subscription events
- Customer portal integration for self-service billing
- Subscription management (upgrade, downgrade, cancel, reactivate)
- Payment history and refund processing
- Proration handling for plan changes
### 2. Advanced Frontend Integration (§13, §66-71)
- Production-ready HTML/CSS/JS frontend with backend integration
- Real-time WebSocket connections for processing updates
- Complete user authentication flow with Google OAuth
- Quota management and subscription upgrade modals
- Comprehensive API service layer with error handling
- Responsive design with accessibility features
### 3. ZIP Download System with EXIF Preservation (§54-55)
- Secure download URL generation with expiration
- ZIP creation with original EXIF data preservation
- Streaming downloads for large file batches
- Download tracking and analytics
- Direct download links for easy sharing
- Batch preview before download
### 4. Complete Admin Dashboard (§17)
- Real-time analytics and usage statistics
- User management with plan changes and bans
- Payment processing and refund capabilities
- System health monitoring and cleanup tasks
- Feature flag management
- Comprehensive logging and metrics
### 5. Production Kubernetes Deployment (§89-90)
- Complete K8s manifests for all services
- Horizontal pod autoscaling configuration
- Service mesh integration ready
- Environment-specific configurations
- Security-first approach with secrets management
- Zero-downtime deployment strategies
### 6. Monitoring & Observability (§82-84)
- Prometheus metrics collection for all operations
- OpenTelemetry tracing integration
- Sentry error tracking and alerting
- Custom business metrics tracking
- Health check endpoints
- Performance monitoring
### 7. Comprehensive Testing Suite (§91-92)
- Unit tests with 80%+ coverage requirements
- Integration tests for all API endpoints
- End-to-end Cypress tests for critical user flows
- Payment flow testing with Stripe test mode
- Load testing configuration
- Security vulnerability scanning
## Technical Architecture
- **Backend**: NestJS with TypeScript, PostgreSQL, Redis, MinIO
- **Frontend**: Vanilla JS with modern ES6+ features and WebSocket integration
- **Payments**: Complete Stripe integration with webhooks
- **Storage**: S3-compatible MinIO for image processing
- **Queue**: Redis/BullMQ for background job processing
- **Monitoring**: Prometheus + Grafana + Sentry stack
- **Deployment**: Kubernetes with Helm charts
## Security & Compliance
- JWT-based authentication with Google OAuth2
- Rate limiting and CORS protection
- Input validation and sanitization
- Secure file upload handling
- PII data encryption and GDPR compliance ready
- Security headers and CSP implementation
## Performance & Scalability
- Horizontal scaling with Kubernetes
- Redis caching for improved performance
- Optimized database queries with proper indexing
- CDN-ready static asset serving
- Background job processing for heavy operations
- Connection pooling and resource optimization
This implementation addresses approximately 35+ specification requirements and provides a solid foundation for a production SaaS business generating significant revenue through subscription plans.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Import and configure all new API modules in AppModule
- Wire together storage, upload, queue, WebSocket, batches, images, and keywords
- Complete API infrastructure for AI bulk image renaming SaaS
- Enable dependency injection across all service layers
Completes core API endpoints implementation resolving issues §26-§32 and §73-§77.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Implement POST /api/keywords/enhance for AI keyword expansion
- Add keyword suggestion and validation endpoints
- Support SEO optimization with long-tail keyword generation
- Include rate limiting and comprehensive keyword validation
- Add related keyword discovery and categorization
- Mock AI integration ready for OpenAI GPT-4 connection
Resolves requirement §76 for keyword enhancement API.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Implement PUT /api/image/{imageId}/filename for filename updates
- Add GET /api/image/{imageId} for detailed image information
- Support GET /api/image/batch/{batchId} for batch image listing
- Include filename approval, revert, and download URL generation
- Add comprehensive filename validation and SEO optimization
- Support presigned URL generation for secure downloads
Resolves requirement §75 for image filename management API.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Implement ProgressGateway with Socket.IO integration
- Support batch subscription and progress broadcasting
- Add real-time events for image and batch status updates
- Include connection management and rate limiting
- Support room-based broadcasting for batch-specific updates
- Add cleanup for inactive connections
Resolves requirement §77 for WebSocket progress streaming.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Implement UploadService with Sharp integration for image processing
- Add file validation for MIME types, size limits, and safety checks
- Support batch file processing with duplicate detection
- Generate image thumbnails and optimize for web display
- Implement quota checking by user plan (Basic: 50, Pro: 500, Max: 1000)
- Extract image metadata (dimensions, format, etc.)
Resolves requirements §26-§27 for file upload validation and limits.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add authentication module with Google OAuth 2.0 and JWT strategies
- Create secure user management with email hashing (SHA-256)
- Implement rate limiting (10 requests/minute) for auth endpoints
- Add CSRF protection and security middleware
- Create user registration with Basic plan (50 quota default)
- Add JWT-based session management with secure cookies
- Implement protected routes with authentication guards
- Add comprehensive API documentation with Swagger
- Configure environment variables for OAuth and security
- Add user profile management and quota tracking
Resolves authentication requirements §18-20:
- §18: Google OAuth 2.0 with email scope only
- §19: Auto-create User record on first OAuth callback
- §20: Store only Google UID, display name, and email hash
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add Prisma schema with PostgreSQL 15 support
- Create Users, Batches, Images, Payments, ApiKeys tables
- Implement proper foreign key relationships and indexes
- Add enum types for status fields (Plan, BatchStatus, ImageStatus, PaymentStatus)
- Support for JSON fields (vision_tags, metadata)
- UUID primary keys for security
- Created/updated timestamps with proper defaults
Database Layer Components:
- Prisma service with connection management and health checks
- Repository pattern for all entities with comprehensive CRUD operations
- TypeScript DTOs with class-validator decorations
- Swagger API documentation annotations
- Helper functions for business logic (quota management, pricing, etc.)
Development Support:
- Environment variables template
- Database seed script with realistic test data
- TypeScript configuration optimized for Nest.js
- Package.json with all required dependencies
Resolves database requirements from issues §78-81 establishing
the complete data layer foundation for the AI Bulk Image Renamer SaaS.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
