first commit

internal/usb/enumerate_windows.go

@@ -0,0 +1,10 @@
+//go:build windows
+
+package usb
+
+import "fmt"
+
+// Enumerate lists all USB devices (Windows stub)
+func Enumerate() ([]Device, error) {
+	return nil, fmt.Errorf("USB enumeration not yet implemented on Windows")
+}