Sanity change history: Elevated error rates on the Asset CDN

Sanity reported a major Asset CDN (cdn.sanity.io) incident causing elevated image-request 5xx errors for some customers from 12:47 UTC. The incident was logged at 2026-03-22 13:58 UTC and resolved at 2026-03-22 16:42 UTC, with a recorded duration of 2 h 43 min. A fix was implemented at 14:48 UTC.