OCPBUGS-31817: Added two workflow daigrams to OCI docs for ABI

Author: dfitzmau

images/684_OpenShift_Installing_on_OCI_0624-connected.png

@@ -10,6 +10,14 @@ You can install an {product-title} cluster on {oci-first} by using the Agent-bas
 
 The Agent-based installer provides the ease of use of the Assisted Installation service, but with the capability to install a cluster in either a connected or disconnected environment.
 
+The following diagrams show workflows for connected and disconnected environments:
+
+.Workflow for using the Agent-based installer in a connected environment to install a cluster on {oci}
+image::684_OpenShift_Installing_on_OCI_0624-connected.png[Image of a high-level workflow for using the Agent-based installer in a connected environment to install a cluster on {oci}]
+
+.Workflow for using the Agent-based installer in a disconnected environment to install a cluster on {oci}
+image::684_OpenShift_Installing_on_OCI_0624-disconnected.png[Image of a high-level workflow for using the Agent-based installer in a disconnected environment to install a cluster on {oci}]
+
 {oci} provides services that can meet your regulatory compliance, performance, and cost-effectiveness needs. {oci} supports 64-bit `x86` instances and 64-bit `ARM` instances. Additionally, {oci} provides an {ocvs} service where you can move VMware workloads to {oci} with minimal application re-architecture.
 
 [NOTE]