Read-only API over go.itelescope.net driven by username/password from a .env:
account status (balance/plan/renewal), plan discounts, telescope roster,
per-site weather, per-scope ACP reachability, and reservations (with a pointer
to the Cloudflare-protected live booking system). A dark dashboard GUI is served
on top at /. Booking is intentionally not exposed - it spends real points.
