build: prep for 4.0.0 release (Grails 6)

Author: matrei

buildSrc/build.gradle

@@ -1,10 +1,15 @@
+def versions = new Properties()
+file('../gradle.properties').withInputStream {
+    versions.load(it)
+}
+
 repositories {
     mavenCentral()
-    maven { url 'https://repo.grails.org/grails/core' }
+    maven { url = 'https://repo.grails.org/grails/core' }
 }
+
 dependencies {
-    implementation 'org.grails:grails-gradle-plugin:6.1.0'
-    implementation 'org.grails.plugins:hibernate5:8.0.1'
-    implementation 'io.github.gradle-nexus:publish-plugin:1.3.0'
-    implementation 'com.bertramlabs.plugins:asset-pipeline-gradle:4.4.0'
+    implementation "org.grails:grails-gradle-plugin:${versions['grailsGradlePluginVersion']}"
+    implementation "io.github.gradle-nexus:publish-plugin:${versions['nexusPublishVersion']}"
+    implementation "com.bertramlabs.plugins:asset-pipeline-gradle:${versions['assetPipelineVersion']}"
 }

gradle.properties

@@ -13,6 +13,10 @@ grailsQuartzVersion=2.0.13
 quartzCoreVersion=2.3.2
 spockVersion=2.3-groovy-3.0
 
+# This prevents the Grails Gradle Plugin from unnecessarily excluding slf4j-simple in the generated POMs
+# https://github.com/grails/grails-gradle-plugin/issues/222
+slf4jPreventExclusion=true
+
 org.gradle.daemon=true
 org.gradle.parallel=true
 org.gradle.jvmargs=-Dfile.encoding=UTF-8 -Xmx1024M

gradle/publish-config.gradle

@@ -99,15 +99,15 @@ afterEvaluate {
     }
 }
 
-tasks.withType(Sign) {
+tasks.withType(Sign).configureEach {
     onlyIf { isReleaseVersion }
 }
 
 nexusPublishing {
     repositories {
         sonatype {
-            nexusUrl = uri('https://s01.oss.sonatype.org/service/local')
-            snapshotRepositoryUrl = uri('https://s01.oss.sonatype.org/content/repositories/snapshots')
+            nexusUrl = uri('https://ossrh-staging-api.central.sonatype.com/service/local/')
+            snapshotRepositoryUrl = uri('https://central.sonatype.com/repository/maven-snapshots/')
             username = System.getenv('SONATYPE_USERNAME')
             password = System.getenv('SONATYPE_PASSWORD')
             stagingProfileId = System.getenv('SONATYPE_STAGING_PROFILE_ID')