fix(desktop): preserve signals in backend exit logs (#15406)

Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Co-authored-by: Julius Marminge <julius0216@outlook.com>
3b744af49aDara Adedeji committed on 10/19/2026, 8:25:30 PM· committed by GitHubparent29d4610
2 files changedLine totals unavailable