# AniWorld Application Features

## 1. Authentication & Security
- Master password authentication (JWT-based)
  - `POST /auth/login`: Login and receive JWT token
  - `GET /auth/verify`: Verify JWT token validity
  - `POST /auth/logout`: Logout (stateless)
- Password hashing (SHA-256 + salt)
- Configurable session timeout
- Secure environment variable management

## 2. Health & System Monitoring
- Health check endpoints
  - `/health`: Basic health status
  - `/api/health`: Load balancer health
  - `/api/health/system`: System metrics (CPU, memory, disk)
  - `/api/health/database`: Database connectivity
  - `/api/health/dependencies`: External dependencies
  - `/api/health/performance`: Performance metrics
  - `/api/health/metrics`: Prometheus metrics
  - `/api/health/ready`: Readiness probe (Kubernetes)

## 3. Anime & Episode Management
- Search anime
  - `GET /api/anime/search`: Search anime by title (pagination)
- Get anime details
  - `GET /api/anime/{anime_id}`: Anime details
  - `GET /api/anime/{anime_id}/episodes`: List episodes
  - `GET /api/episodes/{episode_id}`: Episode details

## 4. Database & Storage Management
- Database info and statistics
  - `GET /api/database/info`: Database stats
- Maintenance operations
  - `/maintenance/database/vacuum`: Vacuum database
  - `/maintenance/database/analyze`: Analyze database
  - `/maintenance/database/integrity-check`: Integrity check
  - `/maintenance/database/reindex`: Reindex database
  - `/maintenance/database/optimize`: Optimize database
  - `/maintenance/database/stats`: Get database stats

## 5. Bulk Operations
- Bulk download, update, organize, delete, export
  - `/api/bulk/download`: Start bulk download
  - `/api/bulk/update`: Bulk update
  - `/api/bulk/organize`: Organize series
  - `/api/bulk/delete`: Delete series
  - `/api/bulk/export`: Export series data

## 6. Performance Optimization
- Speed limit management
  - `/api/performance/speed-limit`: Get/set download speed limit
- Cache statistics
  - `/api/performance/cache/stats`: Cache stats
- Memory management
  - `/api/performance/memory/stats`: Memory usage stats
  - `/api/performance/memory/gc`: Force garbage collection
- Download queue management
  - `/api/performance/downloads/tasks`: List download tasks
  - `/api/performance/downloads/add-task`: Add download task
  - `/api/performance/resume/tasks`: List resumable tasks

## 7. Diagnostics & Logging
- Diagnostic report generation
  - `/diagnostics/report`: Generate diagnostic report
- Error reporting and stats
- Logging configuration and log file management

## 8. Integrations
- API key management
- Webhook configuration
- Third-party API integrations

## 9. User Preferences & UI
- Theme management (light/dark/auto)
- Language selection
- Accessibility features (screen reader, color contrast, mobile support)
- Keyboard shortcuts
- UI density and grid/list view options

## 10. CLI Tool
- Series scanning and management
  - Search, download, rescan, display series
  - Progress bar for downloads
  - Retry logic for operations

## 11. Miscellaneous
- Environment configuration via `.env`
- Modular, extensible architecture (MVC, Clean Architecture)
- Automated testing (pytest, unittest)
- Centralized error handling

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**Note:** Each feature is implemented via modular controllers, services, and utilities. See the respective source files for detailed function/class definitions.