Adding OCI as supported platform TP in 4.18 and 4.19 in https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/virtualization/installing#preparing-cluster-for-virt and referring to https://github.com/oracle-quickstart/oci-openshift/blob/main/custom_manifests/oci-ccm-csi-drivers/v1.30.0-RWX-LA/openshift-virtualization.md#installation highlighting that only bare metal worker nodes are supported and that the known issues are documented in https://access.redhat.com/articles/7118050 .