Firebolt change history: Signing in to Firebolt may fail

Firebolt reported a major incident in which sign-ins could fail, affecting AWS ec2-us-east-2, Engines and Web Application. It started at 2021-08-31 18:49 UTC and was resolved at 2021-09-01 02:02 UTC, lasting 7 h 12 min. Firebolt attributed it to cloud-provider networking issues and reported implementing a fix.