[WIP] Investigate processes related to openclaw source#21

Draft

Copilot wants to merge 3 commits intomainfrom

copilot/check-openclaw-processes

Commits on Feb 21, 2026

Initial plan
Copilot
committed
Kill orphaned processes on gateway shutdown: add cancelAll to supervisor and killAllSessions to bash registry

Copilot
and
japertechnology
committed
Use separate kill mocks in killAllSessions test for better verification

Copilot
and
japertechnology
committed