docs update 8.x -> 9.x

Author: l-trotta

README.md

@@ -42,10 +42,10 @@ is required for that. Elasticsearch language clients are only backwards
 compatible with default distributions and without guarantees made.
 
 | Elasticsearch Version | Elasticsearch-Java Branch | Supported |
-| --------------------- | ------------------------- | --------- |
+|-----------------------|---------------------------|-----------|
 | main                  | main                      |           |
-| 8.x                   | 8.x                       | 8.x       |
-| 7.x                   | 7.x                       | 7.17      |
+| 9.x                   | 9.x                       | 9.x       |
+| 8.x                   | 8.x                       | 8.17      |
 
 ## Usage
 

docs/docset.yml

@@ -12,6 +12,6 @@ toc:
   - toc: release-notes
 subs:
   es:   "Elasticsearch"
-  version: "9.0.0"
+  version: "9.0.1"
   # Not used by docs-builder, but present in `% :::{include-bloc}` preprocessing directives (see IncludeExpander.java)
   doc-tests-src: "../../java-client/src/test/java/co/elastic/clients/documentation"

docs/reference/breaking-changes-policy.md

@@ -26,7 +26,7 @@ Along with these bug fixes, the API specification is constantly refined, more pr
 
 ## Breaking changes in major releases [_breaking_changes_in_major_releases]
 
-Major releases (e.g. 7.x → 8.x) can include larger refactorings of the API specification and the framework underlying the Java API Client. These refactorings are considered carefully and done only when they unlock new important features or new developments.
+Major releases (e.g. 8.x → 9.x) can include larger refactorings of the API specification and the framework underlying the Java API Client. These refactorings are considered carefully and done only when they unlock new important features or new developments.
 
 
 ## Elasticsearch API stability guarantees [_elasticsearch_api_stability_guarantees]
@@ -35,4 +35,4 @@ All Elasticsearch APIs have stability indicators, which imply potential changes.
 
 ## Breaking changes by release
 
-For more information, refer to the [](../release-notes/index.md).
+For more information, refer to the [](../release-notes/index.md).

java-client/build.gradle.kts

@@ -175,8 +175,6 @@ signing {
 }
 
 dependencies {
-    // Compile and test with the last 8.x version to make sure transition scenarios where
-    // the Java API client coexists with a 8.x HLRC work fine
     val elasticsearchVersion = "9.0.0"
     val jacksonVersion = "2.18.3"
     val openTelemetryVersion = "1.29.0"