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Reload agent used to delete the timeline and replay the provider's history under a new epoch. That brought back turns the user had rewound and dropped anything the provider no longer had. Archive deleted the timeline too. Paseo's timeline is now the owner of the conversation. Reload agent keeps it and reconciles the provider's history append-only: turns are aligned by provider prompt id and compared exactly (prompt text, assistant and reasoning text, tool calls). When the owned conversation is a whole-segment prefix of the provider's, the rows after it are appended as new live rows. Any other difference changes nothing and agent_refreshed reports historyDiverged, which the app shows as a warning on Reload agent and Unarchive. Divergence is deliberately conservative: - An answer or tool call Paseo saw only partly can never be completed by a reload. History rows carry no turn id to update a live row in place. - A prompt sent with attachments diverges on every reload. Providers store the rendered attachment text, and the owned row keeps only the typed text. Recording the sent prompt is left to provider handoff work. Archive now only closes the runtime. Stored history, including provider children, is read without resuming or even requiring the provider. Forced provider replacement is removed. Tradeoff: an archived chat's history stays in memory until the daemon exits, measured at about 1.1-1.2x its JSON size (about 0.5 MB for a typical session, about 16 MB for a heavy tool session). Moving retained history to disk belongs to the persisted backend, not eviction, which would drop the rewinds this change keeps.
Voice Assistant
A voice-controlled terminal assistant that runs as a single local service.
Quick Start
# Install dependencies
npm install
# Copy environment variables
cp .env.example .env
# Edit .env and add your API keys (OpenAI, Deepgram)
# Run development servers
npm run dev
# Open browser to http://localhost:5173
Architecture
- Express Server (port 3000) - Serves API and built UI in production
- Vite Dev Server (port 5173) - Hot-reload React UI in development
- WebSocket (
/ws) - Real-time bidirectional communication - Agent - STT → LLM → TTS pipeline with terminal control
- Daemon - tmux-based terminal management (in-process)
Development
# Run both servers (recommended)
npm run dev
# Or run separately:
npm run dev:server # Express on port 3000
npm run dev:ui # Vite on port 5173
# Type checking
npm run typecheck
# Build for production
npm run build
# Start production server
npm start
Project Status
✅ Completed (Phases 1-2):
- Package setup and configuration
- Express server with WebSocket
- React UI with Vite
- WebSocket client with ping/pong testing
⏳ In Progress (Phase 3):
- Terminal control (tmux integration)
📋 Planned (Phases 4-9):
- LLM integration (OpenAI GPT-4)
- Agent orchestrator
- Speech-to-Text (Deepgram)
- Text-to-Speech (OpenAI)
- Audio streaming
- UI polish
See IMPLEMENTATION_PLAN.md for complete details.
Environment Variables
OPENAI_API_KEY=your-openai-key-here # GPT-4 and TTS
DEEPGRAM_API_KEY=your-deepgram-key-here # Streaming STT
STT_MODEL=whisper-1 # Optional: override to gpt-4o-transcribe, etc.
STT_CONFIDENCE_THRESHOLD=-3.0 # Optional: reject low-confidence clips
STT_DEBUG_AUDIO_DIR=.stt-debug # Optional: persist raw dictation audio for debugging
PASEO_HOME=~/.paseo # Runtime state directory (agents/, etc.)
PASEO_LISTEN=127.0.0.1:6767 # Listen address (host:port or /path/to/socket)
PASEO_HOME defaults to ~/.paseo and isolates runtime artifacts like agents/. PASEO_LISTEN controls the daemon listen address. For blue/green testing you can run a parallel server without touching production state:
PASEO_HOME=~/.paseo-blue PASEO_LISTEN=127.0.0.1:7777 npm run dev
Tech Stack
- Server: Express, TypeScript, ws (WebSocket)
- Client: React 18, Vite, TypeScript
- Terminal: tmux (via child_process)
- AI: OpenAI (LLM + TTS), Deepgram (STT)
Testing
Currently manual testing via:
- Start servers:
npm run dev - Open http://localhost:5173
- Test WebSocket connection (green status indicator)
- Click "Send Ping" button to test communication
More testing guidance as features are implemented.
License
MIT