fix(connect): show which part of a T3 Connect connection failed and how to fix it (#22171)

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
e009276576Theo Browne committed on 10/20/2026, 7:13:12 AM· committed by GitHubparentb69703c
18 files changedLine totals unavailable