I want to use the Team field to create boards of all issues assigned to their members. It could be that the Team field would auto-populate when you assign someone to that issue, but my testing indicates that this not how Atlassian built it.
If I have to build it as an automation (and have it count towards my action triggers), is there an easier way than When assigned, If User in (User1, User2, User3) edit issue field Team to TeamA, Else If User in (User4, User5, User6, User 7) edit issue field Team to TeamB, Else If...