Trying to tweak Gradle configuration a bit.

api/build.gradle

@@ -4,14 +4,6 @@ plugins {
     id 'signing'
 }
 
-ext.isSnapshotVersion = version.endsWith("SNAPSHOT")
-ext.isReleaseVersion = !ext.isSnapshotVersion
-
-java {
-    sourceCompatibility = '21'
-    targetCompatibility = '21'
-}
-
 repositories {
     mavenCentral()
 }

build.gradle

@@ -1,3 +1,17 @@
+plugins {
+  id 'java'
+}
+
+ext {
+  isSnapshotVersion = version.endsWith("SNAPSHOT")
+  isReleaseVersion = !ext.isSnapshotVersion
+}
+
+java {
+  sourceCompatibility = 21
+  targetCompatibility = 21
+}
+
 if (JavaVersion.current().isJava8Compatible()) {
   allprojects {
     tasks.withType(Javadoc).tap {

gradle.properties

@@ -1,7 +1,7 @@
 # Universal bastools version number.  Used for:
 # - Naming JAR file.  
 # - The build will insert this into a file that is read at run time as well.
-version=5.0
+version=5.0-SNAPSHOT
 
 # Maven Central Repository G and A of GAV coordinate. :-)
 group=net.sf.applecommander

tools/bt/build.gradle

@@ -5,11 +5,6 @@ plugins {
     id 'org.graalvm.buildtools.native' version '0.10.6'
 }
 
-java {
-    sourceCompatibility = '21'
-    targetCompatibility = '21'
-}
-
 repositories {
     mavenCentral()
 }

tools/st/build.gradle

@@ -5,11 +5,6 @@ plugins {
     id 'org.graalvm.buildtools.native' version '0.10.6'
 }
 
-java {
-    sourceCompatibility = '21'
-    targetCompatibility = '21'
-}
-
 repositories {
     mavenCentral()
 }