docs: def create_signaling(args):
      """
      Create a signaling method based on command-line arguments.
      """
      if args.signaling == 'tcp-socket':
          return TcpSocketSignaling(args.signaling_host, args.signaling_port)
      elif args.signaling == 'unix-socket':
          return UnixSocketSignaling(args.signaling_path)
      else:
          return CopyAndPasteSignaling()