You are working as a DevOps Engineer at an e-commerce company and have a deployed a Node.js application on Elastic Beanstalk. You would like to track error rates and specifically, you need to ensure by looking at the application log, that you do not have more than 100 errors in a 5 minutes interval. In case you are getting too many errors, you would like to be alerted via email. Which of the following options represents the most efficient solution in your opinion?