- New API route /api/presenter/tts proxies to compliance-tts-service
- usePresenterMode now uses Audio element with Piper-generated MP3
- Client-side audio caching (text hash → blob URL) avoids re-synthesis
- Graceful fallback to word-count timer if TTS service unavailable
- Add TTS_SERVICE_URL env var to pitch-deck Docker config
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Migrate chat API from Ollama to LiteLLM (OpenAI-compatible SSE)
- Add 15-min presenter storyline with bilingual scripts for all 20 slides
- Add FAQ system (30 entries) with keyword matching for instant answers
- Add IntroPresenterSlide with avatar placeholder and start button
- Add PresenterOverlay (progress bar, subtitle text, play/pause/stop)
- Add AvatarPlaceholder with pulse animation during speaking
- Add usePresenterMode hook (state machine: idle→presenting→paused→answering→resuming)
- Add 'P' keyboard shortcut to toggle presenter mode
- Support [GOTO:slide-id] markers in chat responses
- Dynamic slide count (was hardcoded 13, now from SLIDE_ORDER)
- TTS stub prepared for future Piper integration
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
