code: def reset_everything(self, payload):
          
          kill_signal = signals['9']
          self.process_handler.kill_all(kill_signal, True)
          self.process_handler.wait_for_finish()
          self.reset = True
  
          answer = {'message': 'Resetting current queue', 'status': 'success'}
          return answer
docs: Kill all processes, delete the queue and clean everything up.