Architecture 2.0 - #1
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January 20, 2026 14:16
…fety Guard (Pillar 3.2)
🔐 SECURITY ENHANCEMENTS: - Implement secure cryptographic key management with zeroization - PBKDF2 120k iterations (OWASP 2024 compliant) - Purpose-separated key derivation (wrap vs encrypt) - Encrypted API key storage with SecureKeyManager - Comprehensive input sanitization with threat detection - Advanced emergency detection with semantic analysis ⚡ ARCHITECTURE REDESIGN: - Event-driven state machine with formal transitions - SessionService replacing singleton mutations - UIBusinessLogic layer for clean separation of concerns - Proper error handling and recovery mechanisms 🎵 AUDIO PIPELINE FIXES: - RobustVoiceDetector with adaptive thresholding - Enhanced AudioWorklet with overflow protection - AudioScheduler with gap detection & underrun protection - Sample rate conversion and proper timing 🏗️ CODE QUALITY: - Remove duplicate OrbViz system (410 lines eliminated) - Extract business logic from UI components - TypeScript type safety improvements - Comprehensive test coverage 🚨 SAFETY IMPROVEMENTS: - Context-aware emergency detection - Temporal pattern analysis - Multi-language support (Vietnamese + English) - Prompt injection prevention BREAKING CHANGES: - Migrated from singleton to event-driven architecture - Updated crypto API with breaking changes - New secure key management system - Enhanced audio pipeline requirements Ready for production deployment with proper invariants and safety planes.
…ics, and Premium OrbViz
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