Implementation Status
Last Updated: 2025-12-04 Source of Truth: This document is the authoritative reference for component status.
Executive Summary
VoiceAssist is an enterprise-grade, HIPAA-compliant medical AI assistant platform. This document provides the definitive status of all components.
Overall Project Status:
- Backend: Production Ready (100% complete)
- Infrastructure: Production Ready
- Frontend: Production Ready (Web App Phase 3.5 complete, Admin Panel complete)
Component Status Table
| Component | Path | Status | Stability | Owner | Notes |
|---|---|---|---|---|---|
| API Gateway | services/api-gateway/ | stable | production | backend | Canonical backend, 20+ API modules, 40+ services |
| Web App | apps/web-app/ | stable | production | frontend | Phases 0–3.5 complete (voice + unified UI); Phases 4–8 planned |
| Admin Panel | apps/admin-panel/ | stable | production | frontend | Full dashboard, RBAC, KB management |
| Docs Site | apps/docs-site/ | stable | production | docs | Next.js 14 static export, AI agent JSON, search index, debugging guides |
| Legacy Server | server/ | deprecated | legacy | backend | DO NOT USE - kept for reference only |
| Infrastructure | infrastructure/ | stable | production | infra | Terraform, Ansible, Docker Compose |
| HA/DR | ha-dr/ | stable | production | sre | PostgreSQL replication, backup automation |
| Chaos Testing | chaos/ | stable | production | sre | Chaos Toolkit experiments |
| Security/Compliance | security/ | stable | production | security | HIPAA 42/42 requirements met |
| Shared Packages | packages/ | stable | beta | frontend | 7 packages: ui, types, utils, api-client, etc. |
Detailed Component Status
Backend Services
API Gateway (services/api-gateway/)
Status: stable | Stability: production
The canonical backend service for VoiceAssist. All new backend development occurs here.
| Feature | Status | Notes |
|---|---|---|
| Authentication (JWT) | Complete | Access/refresh tokens, revocation |
| User Management | Complete | RBAC with 4 roles |
| Conversations | Complete | Branching, history, context |
| Medical AI (RAG) | Complete | Hybrid search, citations |
| Admin Dashboard | Complete | Metrics, audit logs |
| Knowledge Base | Complete | Document ingestion, indexing |
| Feature Flags | Complete | A/B testing support |
| WebSocket Realtime | Complete | Streaming responses |
| Thinker-Talker Voice | Complete | STT→LLM→TTS pipeline (/api/voice/pipeline-ws) |
| OpenAI Realtime (Legacy) | Complete | Direct Realtime API (fallback mode) |
| Health/Metrics | Complete | Prometheus metrics, /health/voice |
Test Coverage: 95% | API Modules: 20+
Frontend Applications
Web App (apps/web-app/)
Status: stable | Stability: production
Main user-facing medical AI assistant application.
| Phase | Status | Description |
|---|---|---|
| Phase 0: Foundation | Complete | Monorepo setup, shared packages |
| Phase 1: Auth & Layout | Complete | Login, navigation, responsive layout |
| Phase 2: Chat Interface | Complete | Text chat, streaming, history |
| Phase 3: Voice Features | Complete | Voice input/output, barge-in, audio management |
| Phase 3.5: Unified UI | Complete | Merged chat/voice interface (see below) |
| Phase 4-8: Advanced | Planned | Files, medical, admin, polish |
Unified Chat/Voice UI (Phase 3.5):
| Feature | Status | Notes |
|---|---|---|
| Three-panel layout | Complete | Sidebar, main, context pane |
| UnifiedChatContainer | Complete | Main container with responsive design |
| CollapsibleSidebar | Complete | Conversation list, pinning, search |
| CollapsibleContextPane | Complete | Citations, clinical, branches tabs |
| UnifiedHeader | Complete | Editable title, actions, connection |
| UnifiedInputArea | Complete | Text/voice mode toggle |
| Voice state machine | Complete | idle→listening→processing→responding |
| Push-to-talk mode | Complete | Spacebar activation |
| Always-on mode | Complete | Continuous listening with VAD |
| Mobile overlays | Complete | Slide-in panels with backdrop |
| Lazy-loaded dialogs | Complete | Export, Share, Shortcuts |
| Unit tests | Complete | 72 tests across 5 files |
| Accessibility (ARIA) | Complete | Full keyboard nav, screen readers |
Voice Pipeline Architecture (Phase 3):
Primary Pipeline: Thinker-Talker (STT → LLM → TTS) Legacy Pipeline: OpenAI Realtime API (for backward compatibility)
| Feature | Status | Pipeline | Notes |
|---|---|---|---|
| Thinker-Talker Pipeline | Complete | Primary | Deepgram STT → GPT-4o → ElevenLabs TTS |
| ThinkerService (LLM) | Complete | Primary | Tool/RAG support, unified context |
| TalkerService (TTS) | Complete | Primary | ElevenLabs streaming, custom voices |
/api/voice/pipeline-ws | Complete | Primary | WebSocket endpoint for T/T pipeline |
| OpenAI Realtime API | Complete | Legacy/Fallback | WebSocket streaming, ephemeral tokens |
| Voice settings | Complete | Both | Voice selection, VAD sensitivity |
| Audio capture | Complete | Both | Resampling from 48kHz to 24kHz PCM16 |
| Barge-in support | Complete | Both | response.cancel, audio stop on speech |
| Audio overlap prevention | Complete | Both | Response ID tracking |
| Chat integration | Complete | Both | Voice messages in timeline |
| Metrics export | Complete | Both | /api/voice/metrics endpoint |
| Error taxonomy | Complete | Both | 8 categories, 40+ error codes |
| Pipeline metrics | Complete | Both | Per-stage latency, TTFA tracking |
| SLO alerting | Complete | Both | Prometheus rules, P95 targets |
| Client telemetry | Complete | Both | Network quality, jitter, batched |
| Voice health endpoint | Complete | Both | /health/voice with provider checks |
| Debug logging | Complete | Both | VOICE_LOG_LEVEL configuration |
See: Voice Mode Pipeline for detailed architecture.
Voice Mode v4 Enhancement Services (Phase 1-2):
| Service | Status | Phase | Description |
|---|---|---|---|
audio_processing_service | Complete | Phase 1 | AEC, AGC, noise suppression pipeline |
tts_cache_service | Complete | Phase 1 | L1 memory + L2 Redis TTS caching |
local_whisper_service | Complete | Phase 1 | PHI-safe on-premise STT with GPU |
language_detection_service | Complete | Phase 1 | Code-switching and multi-language detection |
privacy_aware_stt_router | Complete | Phase 1 | PHI-aware routing to cloud/local STT |
thinking_feedback_service | Complete | Phase 1 | Audio cues during LLM processing |
voice_fallback_orchestrator | Complete | Phase 1 | Circuit breakers and graceful degradation |
parallel_stt_service | Complete | Phase 2 | Multi-provider parallel STT with confidence select |
unified_voice_service | Complete | Phase 2 | Central v4 orchestrator |
adaptive_vad_service | Existing | Phase 1 | User-tunable VAD presets |
translation_service | Existing | Phase 1 | Multi-provider translation with fallback |
multilingual_rag_service | Existing | Phase 1 | Translate-then-retrieve pipeline |
unified_memory_service | Existing | Phase 2 | Cross-modality conversation memory |
lexicon_service | Existing | Phase 1 | Medical pronunciation with G2P fallback |
Voice Mode v4 Frontend Components (Phase 2):
| Component | Status | Phase | Description |
|---|---|---|---|
rtl-support.ts | Complete | Phase 2 | RTL utilities for Arabic/Urdu/Hebrew |
MediaGallery.tsx | Complete | Phase 2 | Rich media gallery with lightbox |
ThinkingTonePlayer | Complete | Phase 2 | Audio cues during LLM processing |
PhiDetector.ts | Existing | Phase 2 | Client-side PHI detection |
StreamingTextDisplay | Existing | Phase 2 | Streaming text animation |
Voice Mode v4 Phase 3 (Polish & Rollout):
| Component | Status | Type | Description |
|---|---|---|---|
qos_policies_service.py | Complete | Backend | Latency budgets, priority scheduling, SLOs |
useVoiceAccessibility.ts | Complete | Frontend | WCAG 2.1 AA, screen readers, haptics |
VoiceOnboardingTutorial.tsx | Complete | Frontend | Interactive 8-step tutorial flow |
voice-v4-features.spec.ts | Complete | E2E Tests | Playwright tests for RTL, media, a11y |
test_voice_v4_phase2*.py | Complete | Unit Test | Backend service unit tests |
voice_v4_rollout.py | Complete | Script | Staged rollout (10%→50%→100%) configuration |
Feature Flags (v4): 20+ feature flags for phased rollout via flag_definitions.py
Rollout Script: scripts/voice_v4_rollout.py for staged deployment
Admin Panel (apps/admin-panel/)
Status: stable | Stability: production
System administration and monitoring dashboard.
| Feature | Status | Notes |
|---|---|---|
| Dashboard | Complete | Real-time metrics, integrations widget |
| User Management | Complete | CRUD, role assignment |
| Knowledge Base | Complete | Document upload, indexing |
| Feature Flags | Complete | Enhanced UI with CRUD, toggle switches (Sprint 6) |
| Cache Management | Complete | Stats, invalidation |
| Audit Logs | Complete | HIPAA-compliant logging |
| Voice Monitor | Complete | Sessions, metrics, config (Sprint 1) |
| Integrations | Complete | Health status, test connectivity (Sprint 2) |
| Security/PHI | Complete | PHI config, rules, routing stats (Sprint 3) |
| Analytics | Complete | Model usage, cost tracking, search stats (Sprint 4) |
| System | Complete | Resource monitoring, backups, maintenance (Sprint 4) |
| Shared Components | Complete | 10 standardized UI components (Sprint 5) |
| E2E Tests | Complete | Playwright test suites for all pages (Sprint 5) |
| Tools Admin | Complete | Tool registry, config, logs, analytics (Sprint 6) ✅ |
| Troubleshooting | Complete | Logs viewer, error summary, health grid (Sprint 6) ✅ |
| Backups & DR | Complete | Dedicated page, DR status, history (Sprint 6) ✅ |
Docs Site (apps/docs-site/)
Status: stable | Stability: production
Technical documentation website at https://assistdocs.asimo.io.
| Feature | Status | Notes |
|---|---|---|
| Markdown Rendering | Complete | GFM support, syntax highlighting |
| Navigation | Complete | Configurable sidebar with Operations section |
| Multi-source Loading | Complete | @root/ prefix support |
| Search Index | Complete | /search-index.json (Fuse.js full-text) |
| Agent JSON API | Complete | /agent/index.json, /agent/docs.json (all docs) |
| Sitemap/SEO | Complete | /sitemap.xml, robots.txt with AI bot allowlists |
| Link Rewriting | Complete | .md links → /docs/* routes, GitHub fallbacks |
| Debugging Docs | Complete | Operations section with debugging guides |
| Docs Automation | Complete | validate-api-sync, check-freshness, CI workflow |
| AI-Docs Integration | Beta | Qdrant embeddings, docs_search_tool |
| HelpButton | Complete | Contextual help links from admin panel |
Infrastructure
Terraform/Ansible (infrastructure/)
Status: stable | Stability: production
| Component | Status | Notes |
|---|---|---|
| Docker Compose | Complete | Development stack |
| Kubernetes Manifests | Complete | Production deployment |
| Terraform | Complete | Cloud infrastructure |
| Ansible Playbooks | Complete | Server provisioning |
HA/DR (ha-dr/)
Status: stable | Stability: production
| Feature | Status | Metrics |
|---|---|---|
| PostgreSQL Replication | Complete | Streaming replica |
| Automated Backups | Complete | Daily, 30-day retention |
| Failover | Complete | RTO: 30 min, RPO: < 1 min |
| DR Testing | Complete | Quarterly drills |
Chaos Engineering (chaos/)
Status: stable | Stability: production
| Experiment | Status | Notes |
|---|---|---|
| Database Failover | Complete | Verified recovery |
| Service Kill | Complete | Auto-restart verified |
| Network Partition | Complete | Graceful degradation |
| Resource Exhaustion | Complete | Alerts functional |
Security & Compliance
Status: stable | Stability: production
| Requirement | Status | Notes |
|---|---|---|
| HIPAA Compliance | Complete | 42/42 requirements |
| PHI Encryption | Complete | At rest and in transit |
| Audit Logging | Complete | All PHI access logged |
| Access Control | Complete | RBAC implemented |
| Vulnerability Scanning | Complete | Weekly Trivy scans |
| Penetration Testing | Complete | Annual assessments |
Shared Packages (packages/)
Status: stable | Stability: beta
| Package | Purpose | Status |
|---|---|---|
@voiceassist/ui | React component library | Complete |
@voiceassist/types | TypeScript definitions | Complete |
@voiceassist/utils | Utility functions, PHI detection | Complete |
@voiceassist/api-client | Type-safe HTTP client | Complete |
@voiceassist/config | Shared configurations | Complete |
@voiceassist/telemetry | Observability utilities | Complete |
@voiceassist/design-tokens | Design system tokens | Complete |
Deployment Status
Production Environment
| Service | URL | Status |
|---|---|---|
| API Gateway | https://assist.asimo.io | Live |
| Admin Panel | https://admin.asimo.io | Live |
| Docs Site | https://assistdocs.asimo.io | Live |
| Monitoring | https://monitor.asimo.io | Live |
Health Endpoints
# API Gateway curl https://assist.asimo.io/health curl https://assist.asimo.io/ready # Check all services curl https://assist.asimo.io/api/admin/panel/stats
Version History
| Date | Version | Changes |
|---|---|---|
| 2025-12-04 | 2.3.0 | Voice Mode v4 GA: All 25 feature flags enabled at 100%, alerts added |
| 2025-12-04 | 2.2.0 | Voice Mode v4 Phase 3 complete: QoS, accessibility, onboarding, E2E tests, rollout |
| 2025-12-04 | 2.1.0 | Voice Mode v4 Phase 2 complete: RTL support, MediaGallery, ThinkingTonePlayer |
| 2025-12-04 | 2.0.0 | Voice Mode v4 Phase 1-2: 11 new backend services, unified orchestrator |
| 2025-12-02 | 1.9.0 | Clarify Thinker-Talker as primary voice pipeline; docs automation & AI-Docs |
| 2025-12-02 | 1.8.0 | Voice observability: error taxonomy, SLO alerts, telemetry, health endpoint |
| 2025-12-01 | 1.7.0 | Web App status updated to stable/production (Phase 3.5 complete) |
| 2025-11-28 | 1.6.0 | Voice Mode: Barge-in support, audio overlap prevention, benign error handling |
| 2025-11-28 | 1.5.0 | Sprint 6 complete: Tools Admin, Troubleshooting, Backups & DR, Feature Flags |
| 2025-11-28 | 1.4.0 | Sprint 5 complete: Shared components, E2E tests, 128 total tests |
| 2025-11-28 | 1.3.0 | Sprint 4 complete: Analytics & System pages, 36 frontend tests |
| 2025-11-27 | 1.2.0 | Sprint 3 complete: Security/PHI admin page deployed at /security |
| 2025-11-27 | 1.1.0 | Sprint 1 & 2 complete: Voice Monitor, Integrations admin |
| 2025-11-27 | 1.0.0 | Initial implementation status document |