feat: support for USB mass storage devices, hotplugging

kernel/src/Ipc/Ipc.cpp

@@ -1099,7 +1099,7 @@ namespace Ipc {
     int OpenFileHandleForSlot(int slot, const char* path, bool create) {
         if (slot < 0 || slot >= Sched::MaxProcesses || path == nullptr) return -1;
 
-        Fs::Vfs::BackendFile backend = {-1, -1};
+        Fs::Vfs::BackendFile backend = {-1, -1, 0};
         int result = create ? Fs::Vfs::CreateBackendFile(path, backend)
                             : Fs::Vfs::OpenBackendFile(path, backend);
         if (result < 0) return -1;