update tap

internal/util/tap/config.go

@@ -1,9 +1,16 @@
 package tap
 
+import "net"
+
+// Route is an IP routing entry
+type Route struct {
+	Net     net.IPNet
+	Gateway net.IP
+}
 type Config struct {
 	Name    string
 	Net     string
 	MTU     int
-	Routes  []string
 	Gateway string
+	Routes  []Route
 }