Adds supported platforms (redhat-developer#661)

Author: jmagak

artifacts/attributes.adoc

@@ -88,6 +88,9 @@
 :authorization-book-url: https://docs.redhat.com/documentation/en-us/red_hat_developer_hub/{product-version}/html-single/authorization/index
 :authorization-book-title: Authorization
 
+:installing-on-osd-on-gcp-book-url: https://docs.redhat.com/en/documentation/red_hat_developer_hub/{product-version}/html-single/installing_red_hat_developer_hub_on_openshift_dedicated_on_google_cloud_platform/index
+:installing-on-osd-on-gcp-book-title: Installing {product} on {gcp-brand-name} on {gcp-brand-name}
+
 :installing-on-ocp-book-url: https://docs.redhat.com/en/documentation/red_hat_developer_hub/{product-version}/html-single/installing_red_hat_developer_hub_on_openshift_container_platform/index
 :installing-on-ocp-book-title: Installing {product} on {ocp-short}
 

assemblies/assembly-about-rhdh.adoc

@@ -20,3 +20,4 @@ Use {product} to simplify decision-making through a selection of internally appr
 
 
 include::modules/about/con-benefits-of-rhdh.adoc[leveloffset=+1]
+include::modules/about/ref-supported-platforms.adoc[leveloffset=+1]

modules/about/ref-supported-platforms.adoc

@@ -0,0 +1,14 @@
+:_newdoc-version: 2.18.3
+:_template-generated: 2024-11-08
+
+:_mod-docs-content-type: CONCEPT
+
+[id="supported-platforms_{context}"]
+= Supported platforms
+
+{product} runs on {ocp-short} {ocp-version-min}-{ocp-version} on supported architectures and providers, such as:
+
+* 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}]