1. Deploy Web Application and MySQL DB ECR Image (already available in AWS ECR repository) to AWS ECS Fargate.
2. Deploy 2 Container (WebApp and DB) as single service
3. Deploy WebApp Container with Public IP address and DB container with Private IP address.
4. Connect to WebApp Container using ECS Exec (SSH) command
5. Change the DB Server endpoint to new Private IP address in Web Container.
6. Test the Web and DB connectivity.