Add Glue doc to Cloud (#363)

* Add Glue pages to Cloud

* Sync with docs main

* Use docs branch with updated Cloud-specific guidance

* Apply suggestion from PM review

* Add What's New entry

* Auth configs still need to be allowlisted for 25.1 in Cloud

* Update local-antora-playbook.yml

Author: kbatuigas

modules/ROOT/nav.adoc

@@ -415,9 +415,11 @@
 *** xref:manage:iceberg/about-iceberg-topics.adoc[]
 *** xref:manage:iceberg/specify-iceberg-schema.adoc[]
 *** xref:manage:iceberg/use-iceberg-catalogs.adoc[]
+*** xref:manage:iceberg/rest-catalog/index.adoc[]
+**** xref:manage:iceberg/iceberg-topics-aws-glue.adoc[AWS Glue]
+**** xref:manage:iceberg/iceberg-topics-databricks-unity.adoc[Databricks Unity Catalog]
+**** xref:manage:iceberg/redpanda-topics-iceberg-snowflake-catalog.adoc[Snowflake and Open Catalog]
 *** xref:manage:iceberg/query-iceberg-topics.adoc[]
-*** xref:manage:iceberg/iceberg-topics-databricks-unity.adoc[Query Iceberg Topics with Databricks Unity Catalog]
-*** xref:manage:iceberg/redpanda-topics-iceberg-snowflake-catalog.adoc[Query Iceberg Topics with Snowflake and Open Catalog]
 ** xref:manage:schema-reg/index.adoc[Schema Registry]
 *** xref:manage:schema-reg/schema-reg-overview.adoc[]
 *** xref:manage:schema-reg/schema-reg-ui.adoc[]

modules/get-started/pages/whats-new-cloud.adoc

@@ -7,6 +7,14 @@
 
 This page lists new features added to Redpanda Cloud.
 
+== August 2025
+
+== Iceberg topics with AWS Glue
+
+A new xref:manage:iceberg/iceberg-topics-aws-glue.adoc[integration with AWS Glue Data Catalog] allows you to add Redpanda topics as Iceberg tables in your data lakehouse. The AWS Glue catalog integration is available in BYOC clusters with Redpanda version 25.2 and later.
+
+See xref:manage:iceberg/rest-catalog/index.adoc[] for supported Iceberg REST catalog integrations.
+
 == July 2025
 
 === Iceberg topics in Redpanda Cloud: GA

modules/manage/pages/iceberg/iceberg-topics-aws-glue.adoc

@@ -0,0 +1,6 @@
+= Query Iceberg Topics using AWS Glue
+:description: Add Redpanda topics as Iceberg tables that you can access through the AWS Glue Data Catalog.
+:page-categories: Iceberg, Tiered Storage, Management, High Availability, Data Replication, Integration
+:page-beta: true
+
+include::ROOT:manage:iceberg/iceberg-topics-aws-glue.adoc[tag=single-source]

modules/manage/pages/iceberg/rest-catalog/index.adoc

@@ -0,0 +1,3 @@
+= Integrate with REST Catalogs
+:description: Integrate Redpanda topics with managed Iceberg REST Catalogs.
+:page-layout: index