Start to add topic properties

modules/reference/pages/properties/topic-properties.adoc

@@ -504,6 +504,36 @@ CAUTION: Setting `redpanda.remote.readreplica` together with either `redpanda.re
 
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+=== Apache Iceberg integration properties
+
+Integrate Redpanda topics as Iceberg tables.
+
+==== redpanda.iceberg.mode
+
+Enable the Iceberg integration for the topic. You can choose one of three modes.
+
+**Default**: `DISABLED`
+
+**Values**:
+
+- `KEY_VALUE`: Creates an Iceberg table with a `Key` column and a `Value` column. Redpanda stores the raw topic content in the `Value` column.
+- `VALUE_SCHEMA_ID_PREFIX`: Creates an Iceberg table whose structure matches the Redpanda schema for the topic, with columns corresponding to each field. Redpanda parses the topic values per field and stores them in the corresponding table columns. 
+- `DISABLED`: Disables writing to an Iceberg table for the topic.
+
+**Related topics**:
+
+- xref:manage:topic-iceberg-integration.adoc[]
+
+==== redpanda.iceberg.delete
+
+Whether the corresponding Iceberg table is deleted upon deleting the topic.
+
+**Default**: `true`
+
+**Related topics**:
+
+- xref:manage:topic-iceberg-integration.adoc[]
+
 === Redpanda topic properties
 
 Configure Redpanda-specific topic properties.