A leading IT consultancy firm has several Python-based Flask and Django web applications hosted in AWS. Some of the firm's developers are freelance contractors located overseas. The firm wants to automate remediation actions for issues relating to the health of its AWS resources by using the AWS Health Dashboard and the AWS Health API. Additionally, there is a requirement to automatically detect any IAM access key owned by the firm that is accidentally or deliberately exposed on a public GitHub repository. Upon detection, the IAM access key must be immediately deleted, and a notification must be sent to the DevOps team. Once detected, the IAM access key must be immediately deleted, and a notification should be sent to the DevOps team. What solution can a DevOps Engineer do to meet this requirement?