May 16

1. 05:47

   Fix: Remove MSG_NOSIGNAL from HelperIPC.cpp, fix include paths for macOS

   RAM2118
   Verified signature

   0f12a9a
2. 05:38

   Out-of-process rebuild: Add Helper/HelperIPC.cpp — handles commands from parent via Unix socket

   RAM2118
   Verified signature

   eabb3b4