usb fix

scripts/daemon/lesavka-core.sh

@@ -160,6 +160,7 @@ mkdir -p "$F/control/header/h"          # real dir – must exist first
 
 # The kernel may need a few ms to add class/{fs,hs,ss}; wait and link
 for s in fs hs ss; do
+    mkdir -p "$F/control/class/$s"
     # give the kernel up to 0.5 s to create the directory
     for _ in {1..50}; do
         [[ -d "$F/control/class/$s" ]] && break