[release-1.4] RHIDP-5070-Update supported platforms (#861)

* Update the about guide

* Update the about guide

---------

Co-authored-by: GitHub Actions <[email protected]>

Author: openshift-cherrypick-robot

assemblies/assembly-about-rhdh.adoc

@@ -17,7 +17,7 @@ endif::[]
 {product-very-short} integrates software templates, pre-designed solutions, and dynamic plugins into a centralized platform, providing tailored solutions for operations and development teams in a unified environment.
 
 include::modules/about/con-benefits-of-rhdh.adoc[leveloffset=+1]
-include::modules/about/con_integrations-in-rhdh.adoc[leveloffset=+1]
+include::modules/about/con-integrations-in-rhdh.adoc[leveloffset=+1]
 include::modules/about/ref-supported-platforms.adoc[leveloffset=+1]
 include::modules/about/ref-rhdh-sizing.adoc[leveloffset=+1]
 include::modules/about/ref-customer-support-info.adoc[leveloffset=+1]

modules/about/con_integrations-in-rhdh.adoc renamed to modules/about/con-integrations-in-rhdh.adoc

@@ -4,4 +4,6 @@
 If you experience difficulty with a procedure described in this documentation, visit the http://access.redhat.com[Red Hat Customer Portal]. You can use the Red Hat Customer Portal for the following purposes:
 
 * To search or browse through the Red Hat Knowledgebase of technical support articles about Red Hat products.
-* To create a https://access.redhat.com/support/cases/#/case/new/get-support?caseCreate=true[support case] for {company-name} Global Support Services (GSS). For support case creation, select *{product}* as the product and select the appropriate product version. For detailed information about supported platforms, see link:{release-notes-url}#con-release-notes-overview.adoc[Supported Platforms] and the link:https://access.redhat.com/support/policy/updates/developerhub[{product} Life Cycle].
+* To create a https://access.redhat.com/support/cases/#/case/new/get-support?caseCreate=true[support case] for {company-name} Global Support Services (GSS). For support case creation, select *{product}* as the product and select the appropriate product version.
+* For detailed information about supported platforms and life cycle details, see link:https://access.redhat.com/support/policy/updates/developerhub[{product} Life Cycle].
+

modules/about/ref-customer-support-info.adoc

@@ -6,10 +6,9 @@
 [id="supported-platforms_{context}"]
 = Supported platforms
 
-{product} runs on {ocp-short} {ocp-version-min}-{ocp-version} on supported architectures and providers, such as:
+You can find the supported platforms and life cycle dates for both current and past versions of {product} on the link:https://access.redhat.com/support/policy/updates/developerhub[Life Cycle page].
 
-* link:{installing-on-ocp-book-url}[{ocp-brand-name} {ocp-version-min}-{ocp-version}]
-* link:{installing-on-eks-book-url}[{eks-brand-name}]
-* link:{installing-on-aks-book-url}[{aks-brand-name}]
-* link:{installing-on-osd-on-gcp-book-url}[{gcp-brand-name}]
-* link:{installing-on-gke-book-url}[{gke-brand-name}]
+[role="_additional-resources"]
+.Additional resources
+
+* link:https://redhat-developer.github.io/red-hat-developers-documentation-rhdh/pr-837/rel-notes-rhdh/#compatibility-matrix[{product} {product-version} Compatibility Matrix].

modules/about/ref-supported-platforms.adoc

@@ -6,3 +6,11 @@ include::artifacts/attributes.adoc[]
 :abstract: {product} is a developer platform designed to build developer portals. Use {product} to provide a streamlined development environment with a centralized software catalog to build high-quality software efficiently.
 
 include::assemblies/assembly-about-rhdh.adoc[]
+
+[role="_next-steps"]
+.Next steps
+* link:{installing-on-eks-book-url}[{installing-on-eks-book-title}]
+* link:{installing-on-osd-on-gcp-book-url}[{installing-on-osd-on-gcp-book-title}]
+* link:{installing-on-gke-book-url}[{installing-on-gke-book-title}]
+* link:{installing-on-aks-book-url}[{installing-on-aks-book-title}]
+* link:{installing-on-ocp-book-url}[{installing-on-ocp-book-title}]