chore: prepare AkkaVersionInDocs for 2.10

docs/src/main/paradox/getting-started.md

@@ -22,7 +22,7 @@ This plugin depends on Akka $akka.version$ or later, and note that it is importa
 dependencies are in the same version, so it is recommended to depend on them explicitly to avoid problems 
 with transient dependencies causing an unlucky mix of versions.
 
-The plugin is published for Scala 2.13 and 2.12.
+The plugin is published for Scala 2.13 and 3.3
 
 ## Enabling
 
@@ -208,4 +208,4 @@ H2 runs in the JVM process, either using a database directly in memory or in a l
 
 The database for H2 is created on first connection. Additional database schema creation or changes can be applied using the setting `additional-init` setting.
 
-Note that it is not possible to share the file based database storage between processes, usage in an Akka cluster is not possible. For other usages where several processes may run at the same time (for example a CI server) it is important to make sure each new process will use a separate file not shared with other processes.
+Note that it is not possible to share the file based database storage between processes, usage in an Akka cluster is not possible. For other usages where several processes may run at the same time (for example a CI server) it is important to make sure each new process will use a separate file not shared with other processes.

project/Dependencies.scala

@@ -10,7 +10,7 @@ object Dependencies {
   val Scala2Versions = Seq(Scala213)
   val ScalaVersions = Dependencies.Scala2Versions :+ Dependencies.Scala3
   val AkkaVersion = System.getProperty("override.akka.version", "2.9.3")
-  val AkkaVersionInDocs = AkkaVersion.take(3)
+  val AkkaVersionInDocs = VersionNumber(AkkaVersion).numbers match { case Seq(major, minor, _*) => s"$major.$minor" }
   val AkkaPersistenceJdbcVersion = "5.2.0" // only in migration tool tests
   val AkkaProjectionVersionInDocs = "current"
   val H2Version = "2.2.224"