## Stack

- **Language:** Python (FastAPI target under `/src`; prototypes in `/prototype-*`)
- **Key deps:** See `prototype-chatgpt5/pyproject.toml` and `docs/openapi.yaml`

## Dev Commands

```bash
# Orient on architecture and migration plan
cat INTENT.md
cat docs/WORKPLAN_MainCodebase_Integration.md
ls docs/architecture/adr/

# Prototype smoke (chatgpt5 — most complete)
cd prototype-chatgpt5 && pip install -e . && pytest -q

# After workplan edits
statehub fix-consistency
```