Raoni Timo de Castro Cambiaghi

Results 2 issues of Raoni Timo de Castro Cambiaghi

**What would you like to be added**: Disable IPv6 in worker nodes by default **Why is this needed**: There's no point having it enabled until https://github.com/aws/containers-roadmap/issues/835 is implemented

## Summary This PR adds a new PostgreSQL database backend that integrates the [AWS Advanced Python Wrapper](https://github.com/aws/aws-advanced-python-wrapper) to provide automatic failover capabilities for Amazon RDS clusters while maintaining comprehensive Prometheus...