1. Public API
GET /api/engines returns structured model data.
Optional ?id=1051 for a single record.
2. Heritage Q&A
POST /api/ask with {"question":"…"}.
Uses Workers AI when available; otherwise the curated FAQ matcher (aligned with the FAQ page).
3. Contact form
POST /api/contact validates name, email, and message (honeypot protected).
Stage 2 acknowledges accepted messages; mailbox delivery can be wired later.