v0 change history: Vercel Auth login failures for pages with Deployment Protection enabled

Vercel Auth logins failed for pages with Deployment Protection enabled, affecting Routing Middleware in a major-impact outage. It started at 2026-10-06 16:10 UTC and was resolved at 2026-10-06 16:26 UTC; the reported duration was 15 min. A fix was implemented, but no cause was stated.