fix(server): Stop also stops delegated tasks and pull request watches (#16002)

Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
f32c23cf1aTheo Browne committed on 10/5/2026, 8:51:15 PM· committed by GitHubparent2bffcc5
18 files changedLine totals unavailable