Document the options for configuring the ElasticSearch REST client

Fixes #2502

docs/modules/ROOT/pages/reference/extensions/elasticsearch-rest.adoc

@@ -38,3 +38,31 @@ Or add the coordinates to your existing project:
 ----
 
 Check the xref:user-guide/index.adoc[User guide] for more information about writing Camel Quarkus applications.
+
+== Usage
+
+This extension leverages the https://quarkus.io/guides/elasticsearch[Quarkus ElasticSearch REST Client]. 
+
+You can choose to configure ElasticSearch via the Quarkus https://quarkus.io/guides/elasticsearch#quarkus-elasticsearch-restclient-lowlevel_configuration[configuration properties] and the `RestClient` will be autowired into the Camel ElasticSearch component. 
+
+Or you can configure ElasticSearch via the Camel ElasticSearch component / endpoint options. When doing this, you must disable autowiring in one of the ways outlined below.
+
+Disabling autowiring at the component level.
+[source,properties]
+----
+camel.component.elasticsearch-rest.autowired-enabled = false
+----
+
+Disabling autowiring at the endpoint level.
+[source,java]
+----
+from("direct:search")
+    .to("elasticsearch-rest://elasticsearch?hostAddresses=localhost:9200&operation=Search&indexName=index&autowiredEnabled=false")
+----
+
+Globally disabling autowiring. Note that this disables autowiring for all components.
+[source,properties]
+----
+camel.main.autowired-enabled = false
+----
+

extensions/elasticsearch-rest/runtime/src/main/doc/usage.adoc

@@ -0,0 +1,24 @@
+This extension leverages the https://quarkus.io/guides/elasticsearch[Quarkus ElasticSearch REST Client]. 
+
+You can choose to configure ElasticSearch via the Quarkus https://quarkus.io/guides/elasticsearch#quarkus-elasticsearch-restclient-lowlevel_configuration[configuration properties] and the `RestClient` will be autowired into the Camel ElasticSearch component. 
+
+Or you can configure ElasticSearch via the Camel ElasticSearch component / endpoint options. When doing this, you must disable autowiring in one of the ways outlined below.
+
+Disabling autowiring at the component level.
+[source,properties]
+----
+camel.component.elasticsearch-rest.autowired-enabled = false
+----
+
+Disabling autowiring at the endpoint level.
+[source,java]
+----
+from("direct:search")
+    .to("elasticsearch-rest://elasticsearch?hostAddresses=localhost:9200&operation=Search&indexName=index&autowiredEnabled=false")
+----
+
+Globally disabling autowiring. Note that this disables autowiring for all components.
+[source,properties]
+----
+camel.main.autowired-enabled = false
+----