fix(server): Rebase stack moves each layer onto the rebased layer below it (#16551)

Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
1eae9c2efeJulius Marminge committed on 10/6/2026, 8:14:14 PM· committed by GitHubparent9ac8f33
7 files changedLine totals unavailable