fix tun for windows

lower/config_windows.go

@@ -0,0 +1,15 @@
+//go:build windows
+// +build windows
+
+package lower
+
+import "github.com/songgao/water"
+
+var tuncfg = water.Config{
+	DeviceType: water.TUN,
+	PlatformSpecificParams: water.PlatformSpecificParams{
+		ComponentID:   "root\\tap0901",
+		InterfaceName: "OpenVPN TAP-Windows6",
+		Network:       "192.168.233.0/24",
+	},
+}