fix: signal message encryption

cmd/signal.go

@@ -42,5 +42,5 @@ var (
 )
 
 func init() {
-	upCmd.PersistentFlags().IntVar(&port, "port", 10000, "Server port to listen on (e.g. 10000)")
+	signalCmd.PersistentFlags().IntVar(&port, "port", 10000, "Server port to listen on (e.g. 10000)")
 }

cmd/up.go

@@ -10,6 +10,10 @@ import (
 	"os"
 )
 
+func toByte32(key wgtypes.Key) *[32]byte {
+	return (*[32]byte)(&key)
+}
+
 var (
 	upCmd = &cobra.Command{
 		Use:   "up",