0a6fa457f6
Merge polecat/dementus-mkddymu6: Improves KillSessionWithProcesses to recursively find and kill all descendant processes, not just direct children. This prevents orphaned Claude processes when the process tree is deeper than one level. Adds getAllDescendants() helper and TestGetAllDescendants test. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>