usb fix

scripts/daemon/lesavka-core.sh

@@ -164,8 +164,14 @@ mkdir -p "$F/control/header/h"                    # real dir – mandatory
 mkdir -p "$F/control/class"                       # parent once
 
 for s in fs hs ss; do
-    mkdir -p  "$F/control/class/$s"          # make sure the dir exists
-    ln -snf ../../header/h  "$F/control/class/$s/h"
+    ln -snf ../header/h  "$F/control/class/$s"   # ← link itself, no ‘h’ inside
+done
+
+for s in fs hs ss; do
+    [ -L "$F/control/class/$s" ] || {
+        echo "[lesavka-core] ❌ $s link missing, gadget aborting" >&2
+        exit 1
+    }
 done
 
 # optional: hide unsupported controls