build: Upgrade to Gtadle 8.7

README.adoc

@@ -8,6 +8,14 @@
 :jandex-version:  3.1.7
 :plugin-id:       {project-group}.jandex
 
+ifdef::env-github[]
+:tip-caption: :bulb:
+:note-caption: :information_source:
+:important-caption: :heavy_exclamation_mark:
+:caution-caption: :fire:
+:warning-caption: :warning:
+endif::[]
+
 image:https://img.shields.io/github/actions/workflow/status/{project-owner}/{project-name}/early-access.yml?branch=master&logo=github&label=Build["Build Status", link="https://github.com/{project-owner}/{project-name}/actions"]
 image:https://img.shields.io/gradle-plugin-portal/v/{plugin-id}?logo=gradle["Gradle Plugin Portal", link="https://plugins.gradle.org/plugin/{plugin-id}"]
 
@@ -45,6 +53,8 @@ plugins {
 This will add a `jandex` task to your build, which will analyze the `main` sourceSets by default, the generated index
 will be placed in `${project.tasks.processResources.destinationDir}/META-INF/jandex.idx`.
 
+NOTE: Requires Java 11+ and Gradle 8+.
+
 == Configuration
 === Plugin configuration
 

VERSION

@@ -1 +1 @@
-1.2.0-SNAPSHOT
+2.0.0-SNAPSHOT

gradle.properties

@@ -17,12 +17,12 @@
 #
 
 group                = org.kordamp.gradle
-sourceCompatibility  = 1.8
-targetCompatibility  = 1.8
+sourceCompatibility  = 11
+targetCompatibility  = 11
 
 jandexVersion        = 3.1.7
-kordampPluginVersion = 0.46.9
-kordampBuildVersion  = 2.9.0
+kordampPluginVersion = 0.54.0
+kordampBuildVersion  = 3.4.0
 
 org.gradle.daemon    = true
 org.gradle.caching   = true

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.9.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists