docs: def send_webhook(config, payload):
      """Sends a HTTP request to the configured server.
  
      All exceptions are suppressed but emit a warning message in the log.
      """
      try:
          response = requests.post(
              config['webhook_url'],
              data=json.dumps(payload, cls=ModelJSONEncoder),
              headers={config['api_key_header_name']: config['api_key']},
          )
      except Exception as e:
          logger.warning('Unable to send webhook: ({1}) {2}'.format(
              e.__class__.__name__,
              e.message,
          ))
      else:
          logger.debug('Webhook response: ({0}) {1}'.format(
              response.status_code,
              response.text,
          ))