Merge pull request #4408 from lfos/fix-hyprland-ipc-destructor

Prevent child zombie process from tearing down Hyprland IPC

include/modules/hyprland/backend.hpp

@@ -42,6 +42,7 @@ class IPC {
   util::JsonParser parser_;
   std::list<std::pair<std::string, EventHandler*>> callbacks_;
   int socketfd_;  // the hyprland socket file descriptor
+  pid_t socketOwnerPid_;
   bool running_ = true;
 };