DT Knowledge API

FastAPI backend for the Digital Twin Course chat widget. Powers knowledge search, SPIN qualification questionnaire, and product recommendations.

Quick Start

pip install -r requirements.txt
uvicorn main:app --reload

Endpoints

Method	Path	Description
GET	/api/health	Health check
GET	/api/search?q=...	Knowledge base search
POST	/api/chat	Chat + SPIN questionnaire
GET	/api/resources	Curated resource list
GET	/api/smile	SMILE methodology overview
GET	/api/smile/{phase_id}	SMILE phase detail

Tests

pip install pytest httpx
python -m pytest tests/ -v

Deployment

Deployed to Vercel via vercel --prod. See vercel.json for config.

Environment Variables

See .env.example. The API works without any env vars (fallback mode).