d39bd1423ae47a402bfcafbdcf0cd57502a00e5a
TASK-09-01: client/package.json — add react-router-dom@^7 (no chart lib). TASK-09-02: client/src/main.tsx (BrowserRouter wrapper) + App.tsx (Routes switch: / → VoiceSession, /operator/login → Login, /operator/dashboard → Dashboard, * → VoiceSession fallback). R-DASH-05: voice UI at / unchanged. Extracted VoiceSession.tsx from App.tsx to preserve the existing UI. TASK-09-03: client/src/operator/Login.tsx — login form (POST /api/operator/login, navigate to dashboard, 401/429/503 error states, keyboard-accessible). TASK-09-04: client/src/operator/Dashboard.tsx — auth gate (GET /me on mount, redirect to /operator/login on 401), operator name, 3 view tabs, freshness indicator, logout button. TASK-09-05: client/src/operator/Sparkline.tsx — inline SVG sparkline (~50 LOC, zero deps, handles empty/single/all-same, stroke=currentColor). TASK-09-06: 3 view components (PracticeVolume, MasteryProgression, FailurePatterns) — fetch /api/operator/<view>, read-only tables + sparklines, suppressed cells → '— (<10 learners)', loading/error/no-data states. TASK-09-07: client/src/operator/__tests__/Dashboard.test.tsx (17 tests via vitest + @testing-library/react) — auth gate, login, suppressedLabel, sparkline, formatFreshness, no PII in DOM. vitest.config.ts + test-setup.ts + devDeps (vitest, testing-library, jsdom). npm run build + typecheck + test all pass. ---ci--- project: praxis phase: 2 milestone: v0.4 status: execute persona: frontend-engineer task: 09-01..09-07 requirements: covered: [REQ-DASH-01, REQ-NFR-DASH-01] ---/ci---
Praxis — v0.1 Foundation
Voice-first AI apprenticeship platform. v0.1 is a tech-validation harness (per G-008) for the minimal viable voice loop: a single learner speaks to an AI tutor playing a Customer Service role-play scenario, hears a <600ms-latency response, receives an end-of-session coaching debrief, and has the session logged to SQLite.
Status
Phase 1 (minimal viable voice loop) — code-complete, pending live API keys for runtime verification.
Stack
- Orchestration: Pipecat (D-017) with Silero VAD + interruptibility
- ASR: Deepgram Nova-3 streaming (D-013)
- LLM: Ollama Cloud direct API (D-020) —
gemma4:cloud(role-play) +deepseek-v4-flash:cloudno-think (debrief) - TTS: Cartesia Sonic (primary, D-014) / Piper (self-hosted, R4 mitigation) — behind an interface
- Client: React + Vite + WebRTC (Pipecat client SDK, D-015)
- State: SQLite
praxis.db(D-007, single hardcoded learner, no auth)
Layout
server/ Pipecat pipeline, services (TTS/LLM/Guardrail interfaces), scenario runtime, adapters
client/ React + Vite + WebRTC learner surface
scenarios/ YAML scenario definitions (D-018)
db/ SQLite schema, migrations, async store
scripts/ Latency probes (R1-R4), e2e smoke
tests/ Unit + e2e
docs/ Latency report, debrief templates
Quickstart
- Copy
.env.example→.env, fill inDEEPGRAM_API_KEY,CARTESIA_API_KEY,OLLAMA_API_KEY. - Install server deps:
pip install -e ".[dev]" - Install client deps:
cd client && npm install - Run probes:
python scripts/probe_deepgram.py(etc.) - Run server:
python -m server - Run client:
cd client && npm run dev
See docs/latency-report.md for the R1-R4 spike status and TTS decision.
Description
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