Reserve seats in the demo (nothing is stored)

Answers in the language of Accept-Language (the page's language when the app calls it). A name must not be blank once trimmed and the seats are a whole number from 1 to 20.

curl -X POST "https://example.com/api/reservations" \  -H "Content-Type: application/json" \  -d '{    "name": "string",    "guests": 0  }'

{  "message": "string"}