Return chat user ID from email lookup for integrations

You can't assign or route alerts when email addresses don't map to your team chat accounts during incident triage. It returns a stable user ID so assignments and notifications proceed within seconds.

Overview

Missing chat mappings slow incident routing and force manual triage, costing precious minutes during outages. This reusable subroutine resolves email-to-user mappings and supplies a stable ID so on-call engineers and ticketing systems get precise assignees within seconds.