text: from teitoku import Teitoku
  from teitoku.gateway import LineGateway
  
  from text_registry import text_command_registry
  
  # app initialization
  app = Teitoku(__name__)
  line_gateway = LineGateway("CHANNEL_SECRET", "CHANNEL_ACCESS_TOKEN")
  
  app.add_gateway(line_gateway)
  
  app.add_registry(text_command_registry)
  
  if __name__ == "__main__":
      app.run()
  