GenerateMetadataTask introduction.

Created MetadataGenerationUtils utility class for operations shared by ContributionTask and NonInteractiveContributionTask.

Author: kimeta

tests/tck-build-logic/src/main/groovy/org.graalvm.internal.tck-harness.gradle

@@ -15,6 +15,7 @@ import org.graalvm.internal.tck.DockerTask
 import org.graalvm.internal.tck.ConfigFilesChecker
 import org.graalvm.internal.tck.ScaffoldTask
 import org.graalvm.internal.tck.GrypeTask
+import org.graalvm.internal.tck.GenerateMetadataTask
 import org.graalvm.internal.tck.TestedVersionUpdaterTask
 import org.graalvm.internal.tck.harness.tasks.TestInvocationTask
 import org.graalvm.internal.tck.harness.tasks.CheckstyleInvocationTask
@@ -217,6 +218,11 @@ tasks.register("contribute", ContributionTask.class) { task ->
     task.setGroup(METADATA_GROUP)
 }
 
+tasks.register("generateMetadata", GenerateMetadataTask.class) { task ->
+    task.setDescription("Generates metadata and prepares pull request for contibuting on metadata repository based on provided tests.")
+    task.setGroup(METADATA_GROUP)
+}
+
 tasks.register("checkConfigFiles", ConfigFilesChecker.class) { task ->
     task.setDescription("Checks content of config files for a new library.")
     task.setGroup(METADATA_GROUP)