JDK 21

Author: vbmacher

README.md

@@ -28,19 +28,16 @@ enabling navigation between step definitions and gherkin steps when using cucumb
 
 ## Development
 
-The plugin depends on:
-- [Gherkin plugin](https://plugins.jetbrains.com/plugin/9164-gherkin)
-- [Scala plugin](https://plugins.jetbrains.com/plugin/1347-scala)
-- project [cucumber-jvm-scala](https://github.com/cucumber/cucumber-jvm-scala)
-
 To setup the development environment, follow the following steps:
 
 1. `git clone https://github.com/vbmacher/intellij-cucumber-scala.git`
-2. Configure JDK 17
+2. Configure JDK 21 (see https://plugins.jetbrains.com/docs/intellij/setting-up-theme-environment.html#add-jdk-and-intellij-platform-plugin-sdk)
 3. Open the project in IDEA
 
-The plugin is using [sbt-idea-plugin](https://github.com/JetBrains/sbt-idea-plugin). Please refer to that plugin documentation
-to get information about available tasks.
+The plugin depends on:
+- [Gherkin plugin](https://plugins.jetbrains.com/plugin/9164-gherkin)
+- [Scala plugin](https://plugins.jetbrains.com/plugin/1347-scala)
+- project [cucumber-jvm-scala](https://github.com/cucumber/cucumber-jvm-scala)
 
 To start an IDE with the plugin installed in the example project, run `runIDE` task. Import the whole project
 as gradle project in the sandbox-ide. Wait for indexing to finish.

build.sbt

@@ -32,7 +32,7 @@ lazy val `cucumber-scala` = project
           ThisBuild / intellijPluginName := "intellij-cucumber-scala",
           ThisBuild / intellijBuild := "243.21565.193",
           ThisBuild / intellijPlatform := IntelliJPlatform.IdeaCommunity,
-          Compile / javacOptions ++= "--release" :: "17" :: Nil,
+          Compile / javacOptions ++= "--release" :: "21" :: Nil,
           intellijPlugins ++= Seq(
             "org.intellij.scala:2024.3.18".toPlugin,
             "gherkin:243.21565.122".toPlugin