Sync documentation of main branch

Author: actions-user

_versions/main/guides/kotlin.adoc

@@ -221,8 +221,8 @@ group = '...' // set your group
 version = '1.0.0-SNAPSHOT'
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_11
-    targetCompatibility = JavaVersion.VERSION_11
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
 }
 
 allOpen { // <2>
@@ -233,12 +233,12 @@ allOpen { // <2>
 }
 
 compileKotlin {
-    kotlinOptions.jvmTarget = JavaVersion.VERSION_11
+    kotlinOptions.jvmTarget = JavaVersion.VERSION_21
     kotlinOptions.javaParameters = true
 }
 
 compileTestKotlin {
-    kotlinOptions.jvmTarget = JavaVersion.VERSION_11
+    kotlinOptions.jvmTarget = JavaVersion.VERSION_21
 }
 ----
 
@@ -290,8 +290,8 @@ group = '...' // set your group
 version = "1.0.0-SNAPSHOT"
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_11
-    targetCompatibility = JavaVersion.VERSION_11
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
 }
 
 allOpen { // <2>

_versions/main/guides/rest-client.adoc

@@ -9,6 +9,7 @@ include::_attributes.adoc[]
 :summary: This guide explains how to use the REST Client.
 :topics: rest,rest-client,resteasy-reactive
 :extensions: io.quarkus:quarkus-rest-client,io.quarkus:quarkus-rest-client-jackson,io.quarkus:quarkus-rest-client-jsonb
+:jaxrsapi: https://javadoc.io/doc/jakarta.ws.rs/jakarta.ws.rs-api/3.1.0/jakarta.ws.rs
 
 This guide explains how to use the REST Client in order to interact with REST APIs.
 REST Client is the REST Client implementation compatible with Quarkus REST (formerly RESTEasy Reactive).