Add aws_dynamodb_cdc input connector to cloud docs (#513)

* Add aws_dynamodb_cdc input connector to cloud docs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* test

* adds dynamodb_cdc cookbook to cloud-docs

* adds beta to What's New

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: micheleRP

modules/ROOT/nav.adoc

@@ -114,6 +114,7 @@
 ** xref:develop:connect/components/about.adoc[]
 *** xref:develop:connect/components/inputs/about.adoc[]
 **** xref:develop:connect/components/inputs/amqp_0_9.adoc[]
+**** xref:develop:connect/components/inputs/aws_dynamodb_cdc.adoc[]
 **** xref:develop:connect/components/inputs/aws_kinesis.adoc[]
 **** xref:develop:connect/components/inputs/aws_s3.adoc[]
 **** xref:develop:connect/components/inputs/aws_sqs.adoc[]
@@ -384,6 +385,7 @@
 *** xref:develop:connect/guides/migrate-unified-redpanda-migrator.adoc[]
 
 ** xref:develop:connect/cookbooks/index.adoc[]
+*** xref:develop:connect/cookbooks/dynamodb_cdc.adoc[]
 *** xref:develop:connect/cookbooks/enrichments.adoc[]
 *** xref:develop:connect/cookbooks/filtering.adoc[]
 *** xref:develop:connect/cookbooks/snowflake_ingestion.adoc[]

modules/develop/pages/connect/components/inputs/aws_dynamodb_cdc.adoc

@@ -0,0 +1,3 @@
+= aws_dynamodb_cdc
+:page-aliases: components:inputs/aws_dynamodb_cdc.adoc
+include::redpanda-connect:components:inputs/aws_dynamodb_cdc.adoc[tag=single-source]

modules/develop/pages/connect/cookbooks/dynamodb_cdc.adoc

@@ -0,0 +1,3 @@
+= DynamoDB CDC Patterns
+:page-aliases: cookbooks:dynamodb_cdc.adoc
+include::redpanda-connect:cookbooks:dynamodb_cdc.adoc[tag=single-source]

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

@@ -6,6 +6,13 @@
 
 This page lists new features added to Redpanda Cloud.
 
+== March 2026
+
+=== Redpanda Connect updates
+
+* Inputs:
+** xref:develop:connect/components/inputs/aws_dynamodb_cdc.adoc[aws_dynamodb_cdc] (beta): Consume item-level changes from DynamoDB Streams with automatic checkpointing and shard management. 
+
 == February 2026
 
 === Agentic Data Plane (ADP): LA