How to Provision S3 Buckets in Kubernetes with COSI and VersityGW

COSI (Container Object Storage Interface) brings PVC-like declarative provisioning to S3 buckets in Kubernetes via BucketClaim and BucketAccess CRDs. VersityGW is an open-source S3-compatible gateway that exposes any POSIX filesystem as an S3 endpoint. The article walks through installing the COSI controller, VersityGW, and a COSI driver via Helm to declaratively create and manage S3 buckets on Kubernetes.