fix(recovery): fail closed on inspection errors and report leftovers accurately

Signed-off-by: lucannez64 <[email protected]>

docs/TROUBLESHOOTING.md

@@ -158,10 +158,12 @@ the normal launcher start the product again. It recognizes `LeagueClientUx`,
 is running or when a managed client window is visible, and fails closed when
 X11/Xwayland properties are missing or unreadable. This saves the Darling
 bootstrap but not the Riot Client/CEF startup itself. The stale tree is signalled
-deepest-first so live parents can still reap their own children; anything that is
-left over is reparented to the guest launchd, which reaps untracked zombies
-within a few seconds, so a full runtime restart is not needed to clear them. If no
-window appears afterward, use a full runtime shutdown/restart.
+deepest-first so live parents can still reap their own children. Guest launchd
+periodically reaps untracked orphaned zombie children. Recovery reports the PID,
+state and parent of each process still present after SIGKILL; a surviving live
+process or a zombie owned by another parent may require further investigation.
+If processes remain or no window appears afterward, use a full runtime
+shutdown/restart.
 
 ### Multiple client-in-game helpers