Segment Face API

Weather + FX cache for the Segment Face watchface. No unlock. No API key on the watch.

Public endpoints:

• /health — service status
• /wtr/?lat=..&lon=..&units=metric&lang=en&hours=2&windUn=4&c1=EUR/USD&c2=USD/BTC — weather payload

Docs & setup: serv.netxi.in/sf