Split the server and client versions (#180)

Sometimes the client might be released using another version than the server version.

So we make this obvious now.

Author: dadoonet

README.md

@@ -2,7 +2,7 @@
 
 # Elasticsearch Client Java Sample project
 
-https://discuss.elastic.co has many questions about the Elasticsearch Java Client.
+https://discuss.elastic.co has many questions about the Elasticsearch [Java API Client](https://www.elastic.co/docs/reference/elasticsearch/clients/java).
 
 To address those questions, I often attempt to reproduce the issues.
 
@@ -11,7 +11,8 @@ I believe it could be beneficial for many, so I've made the code available here.
 
 You're welcome to contribute your own examples if you'd like.
 
-This repository is tested against Elasticsearch 9.1.2.
+This repository is tested against Elasticsearch Server 9.1.2 using 
+[Elasticsearch Java API Client](https://www.elastic.co/docs/reference/elasticsearch/clients/java) 9.1.2.
 
 We automatically start a Docker image using the [Elasticsearch module for TestContainers](https://www.testcontainers.org/modules/elasticsearch/).
 

pom.xml

@@ -11,6 +11,7 @@
     <properties>
         <!-- Main dependencies -->
         <elasticsearch.version>9.1.2</elasticsearch.version>
+        <elasticsearch-client.version>9.1.2</elasticsearch-client.version>
         <jackson.version>2.19.2</jackson.version>
         <log4j.version>2.25.1</log4j.version>
         <slf4j.version>2.0.17</slf4j.version>
@@ -72,7 +73,7 @@
         <dependency>
             <groupId>co.elastic.clients</groupId>
             <artifactId>elasticsearch-java</artifactId>
-            <version>${elasticsearch.version}</version>
+            <version>${elasticsearch-client.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>

src/main/documentation/README.md

@@ -2,7 +2,7 @@
 
 # Elasticsearch Client Java Sample project
 
-https://discuss.elastic.co has many questions about the Elasticsearch Java Client.
+https://discuss.elastic.co has many questions about the Elasticsearch [Java API Client](https://www.elastic.co/docs/reference/elasticsearch/clients/java).
 
 To address those questions, I often attempt to reproduce the issues.
 
@@ -11,7 +11,8 @@ I believe it could be beneficial for many, so I've made the code available here.
 
 You're welcome to contribute your own examples if you'd like.
 
-This repository is tested against Elasticsearch ${elasticsearch.version}.
+This repository is tested against Elasticsearch Server ${elasticsearch.version} using 
+[Elasticsearch Java API Client](https://www.elastic.co/docs/reference/elasticsearch/clients/java) ${elasticsearch-client.version}.
 
 We automatically start a Docker image using the [Elasticsearch module for TestContainers](https://www.testcontainers.org/modules/elasticsearch/).