Make Server Lagging

app.use('/api/auth', (req, res, next) => {
    function getRandomInt(min, max) {
      // eslint-disable-next-line no-param-reassign
      min = Math.ceil(min);
      // eslint-disable-next-line no-param-reassign
      max = Math.floor(max);
      return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    const time = getRandomInt(0, 1500);

    setTimeout(() => {
      next();
    }, time);
  });
  app.use('/api/exam', (req, res, next) => {
    function getRandomInt(min, max) {
      // eslint-disable-next-line no-param-reassign
      min = Math.ceil(min);
      // eslint-disable-next-line no-param-reassign
      max = Math.floor(max);
      return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    const time = getRandomInt(0, 1500);

    setTimeout(() => {
      next();
    }, time);
  });
  app.use('/api/profile', (req, res, next) => {
    function getRandomInt(min, max) {
      // eslint-disable-next-line no-param-reassign
      min = Math.ceil(min);
      // eslint-disable-next-line no-param-reassign
      max = Math.floor(max);
      return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    const time = getRandomInt(0, 1500);

    setTimeout(() => {
      next();
    }, time);
  });