Micronaut 5 compatibility and release prep

.github/workflows/graalvm-latest.yml

@@ -28,14 +28,16 @@ jobs:
       - name: Build Matrix
         uses: micronaut-projects/github-actions/graalvm/build-matrix@master
         id: build-matrix
+        with:
+          java-version: '21'
   build:
     needs: build_matrix
     if: github.repository != 'micronaut-projects/micronaut-project-template'
     runs-on: ubuntu-latest
     strategy:
       max-parallel: 6
       matrix:
-        java: ['21', '25']
+        java: ['21']
         native_test_task: ${{ fromJson(needs.build_matrix.outputs.matrix).native_test_task }}
     env:
       DEVELOCITY_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
@@ -48,6 +50,7 @@ jobs:
         id: pre-build
         with:
           distribution: 'graalvm'
+          gradle-java: '21'
           java: ${{ matrix.java }}
       - name: Build Steps
         uses: micronaut-projects/github-actions/graalvm/build@master

buildSrc/src/main/groovy/io.micronaut.build.internal.servlet.http-server-tck-module.gradle

@@ -17,14 +17,14 @@ dependencies {
     testImplementation(mn.micronaut.http.server.tck)
     testImplementation(mn.micronaut.jackson.databind)
     testImplementation(libs.junit.platform.engine)
-    testImplementation(libs.junit.jupiter.engine)
+    testImplementation(mnTest.junit.jupiter.engine)
     testRuntimeOnly(mnLogging.logback.classic)
     testRuntimeOnly(mnValidation.micronaut.validation)
 }
 
 java {
-    sourceCompatibility = JavaVersion.toVersion("17")
-    targetCompatibility = JavaVersion.toVersion("17")
+    sourceCompatibility = JavaVersion.toVersion("21")
+    targetCompatibility = JavaVersion.toVersion("21")
 }
 
 tasks.named("test") {

gradle/libs.versions.toml

@@ -24,7 +24,7 @@ micronaut-logging = "1.7.1"
 # Micronaut
 micronaut-gradle-plugin = "4.5.5"
 logback-access = "2.0.6"
-kotlin = "1.9.25"
+kotlin = "2.2.20"
 
 [libraries]
 # Core
@@ -41,7 +41,6 @@ micronaut-serde = { module = "io.micronaut.serde:micronaut-serde-bom", version.r
 micronaut-session = { module = "io.micronaut.session:micronaut-session-bom", version.ref = "micronaut-session" }
 micronaut-validation = { module = "io.micronaut.validation:micronaut-validation-bom", version.ref = "micronaut-validation" }
 
-junit-jupiter-engine = { module = 'org.junit.jupiter:junit-jupiter-engine' }
 junit-platform-engine = { module = "org.junit.platform:junit-platform-suite-engine" }
 kotlin-stdlib-jdk8 = { module = 'org.jetbrains.kotlin:kotlin-stdlib-jdk8' }
 kotlin-reflect = { module = 'org.jetbrains.kotlin:kotlin-reflect' }

test-sample-poja/build.gradle

@@ -31,6 +31,7 @@ dependencies {
 
     testAnnotationProcessor(mn.micronaut.inject.java.test)
     testImplementation(mn.micronaut.inject.java)
+    testRuntimeOnly(mnTest.junit.platform.suite)
 }
 
 application {

test-suite-kotlin-jetty/build.gradle

@@ -11,7 +11,7 @@ repositories {
 dependencies {
     kaptTest mn.micronaut.inject.java
 
-    testRuntimeOnly libs.junit.jupiter.engine
+    testRuntimeOnly mnTest.junit.jupiter.engine
 
     testImplementation libs.kotlin.stdlib.jdk8
     testImplementation libs.kotlin.reflect
@@ -36,6 +36,6 @@ tasks.named('test') {
 
 kotlin {
     jvmToolchain {
-        languageVersion.set(JavaLanguageVersion.of(17))
+        languageVersion.set(JavaLanguageVersion.of(21))
     }
 }