RHIDP-4165: Multiple chapters format in Installation titles (#608)

Author: hmanwani-rh

assemblies/assembly-install-rhdh-aks.adoc

@@ -6,4 +6,15 @@ include::artifacts/attributes.adoc[]
 :imagesdir: images
 
 // aks deployment
-include::assemblies/assembly-install-rhdh-aks.adoc[leveloffset=+1]
+//include::assemblies/assembly-install-rhdh-aks.adoc[leveloffset=+1] //RHIDP-4165: multi-chapter format
+
+You can install {product} on {aks-brand-name} ({aks-short}) using one of the following methods:
+
+* The {product} Operator
+* The {product} Helm chart
+
+// Operator method
+include::modules/installation/proc-rhdh-deploy-aks-operator.adoc[leveloffset=+1]
+
+// Helm chart method
+include::modules/installation/proc-rhdh-deploy-aks-helm.adoc[leveloffset=+1]

assemblies/assembly-install-rhdh-eks.adoc

@@ -6,4 +6,17 @@ include::artifacts/attributes.adoc[]
 :imagesdir: images
 
 // aws eks deployment
-include::assemblies/assembly-install-rhdh-eks.adoc[leveloffset=+1]
+//include::assemblies/assembly-install-rhdh-eks.adoc[leveloffset=+1] //RHIDP-4165: multi-chapter format
+
+You can install {product} on {eks-brand-name} ({eks-short}) using one of the following methods:
+
+* The {product} Operator
+* The {product} Helm chart
+
+// Operator method
+include::modules/installation/proc-rhdh-deploy-eks-operator.adoc[leveloffset=+1]
+
+include::modules/installation/proc-deploy-rhdh-instance-eks.adoc[leveloffset=+2]
+
+// Helm chart method
+include::modules/installation/proc-rhdh-deploy-eks-helm.adoc[leveloffset=+1]

assemblies/assembly-install-rhdh-ocp.adoc

@@ -6,4 +6,34 @@ include::artifacts/attributes.adoc[]
 :imagesdir: images
 
 // ocp deployment
-include::assemblies/assembly-install-rhdh-ocp.adoc[leveloffset=+1]
+//include::assemblies/assembly-install-rhdh-ocp.adoc[leveloffset=+1]
+
+You can install {product} on {ocp-short} by using one of the following installers:
+
+The {product} Operator::
++
+--
+* Ready for immediate use in {ocp-short} after an administrator installs it with OperatorHub
+* Uses Operator Lifecycle Management (OLM) to manage automated subscription updates on {ocp-short}
+* Requires preinstallation of Operator Lifecycle Management (OLM) to manage automated subscription updates on Kubernetes
+--
+
+The {product} Helm chart::
++
+--
+* Ready for immediate use in both {ocp-short} and Kubernetes
+* Requires manual installation and management
+--
+
+Use the installation method that best meets your needs and preferences.
+
+.Additional resources
+* For more information about choosing an installation method, see link:https://www.redhat.com/en/technologies/cloud-computing/openshift/helm[Helm Charts vs. Operators]
+* For more information about the Operator method, see link:https://docs.openshift.com/container-platform/4.15/operators/understanding/olm-what-operators-are.html[Understanding Operators].
+* For more information about the Helm chart method, see link:https://docs.openshift.com/container-platform/4.15/applications/working_with_helm_charts/understanding-helm.html[Understanding Helm].
+
+// Operator method
+include::assemblies/assembly-install-rhdh-ocp-operator.adoc[leveloffset=+1]
+
+// Helm chart method
+include::assemblies/assembly-install-rhdh-ocp-helm.adoc[leveloffset=+1]