AWS Certified Developer - Associate DVA-C02 — Question 302

A company runs a serverless application on AWS. The application includes an AWS Lambda function. The Lambda function processes data and stores the data in an Amazon RDS for PostgreSQL database. A developer created a user credentials in the database for the application. The developer needs to use AWS Secrets Manager to manage the user credentials. The password must to be rotated on a regular basis. The solution needs to ensure that there is high availability and no downtime for the application during secret rotation. What should the developer do to meet these requirements?