AssemblyAI change history: Delayed processing of transcripts on Slam

AssemblyAI reported a major degradation affecting Slam-1 in us-west-2: transcripts queued or errored; Universal was unaffected. The incident record started at 2025-11-20 08:21 UTC, though the vendor said delays began at 5:43 UTC. A fix restored normal processing at 08:47 UTC; resolution was confirmed at 09:41 UTC, with a recorded duration of 1 h 20 min.