Merge pull request #92317 from brendan-daly-red-hat/OSDOC-13813

OSDOC-13813#adding intro text

Author: bergerhoffer

installing/installing_nutanix/preparing-to-install-on-nutanix.adoc

@@ -1,14 +1,21 @@
 :_mod-docs-content-type: ASSEMBLY
 [id="preparing-to-install-on-nutanix"]
-= Preparing to install on Nutanix
+= Installation methods
 include::_attributes/common-attributes.adoc[]
 :context: preparing-to-install-on-nutanix
 
 toc::[]
 
-Before you install an {product-title} cluster, be sure that your Nutanix environment meets the following requirements.
+You can install an {product-title} cluster on Nutanix by using a variety of different installation methods. Each method has qualities that can make the method more suitable for different use cases, such as installing a cluster in a disconnected environment or installing a cluster that requires minimal configuration and provisioning. Before you install {product-title}, ensure that your Nutanix environment meets specific requirements.
 
 include::modules/installation-nutanix-infrastructure.adoc[leveloffset=+1]
+
+[id="preparing-to-install-on-nutanix-agent_{context}"]
+== Agent-based Installer
+
+You can install an {product-title} cluster on Nutanix by using the Agent-based Installer.
+For example, the Agent-based Installer can be used to install a three-node cluster, which is a smaller, more resource efficient cluster for testing, development, and production. See xref:../../installing/installing_with_agent_based_installer/preparing-to-install-with-agent-based-installer.adoc#preparing-to-install-with-agent-based-installer[Preparing to install with the Agent-based Installer] for additional details.
+
 include::modules/installation-nutanix-installer-infra-reqs.adoc[leveloffset=+1]
 include::modules/cco-ccoctl-configuring.adoc[leveloffset=+1]
 [role="_additional-resources"]

modules/installation-nutanix-infrastructure.adoc

@@ -6,7 +6,7 @@
 [id="installation-nutanix-infrastructure_{context}"]
 = Nutanix version requirements
 
-You must install the {product-title} cluster to a Nutanix environment that meets the following requirements.
+You must install the {product-title} cluster to a Nutanix environment that meets the following requirements:
 
 
 .Version requirements for Nutanix virtual environments