Add compiled jar

build.gradle

@@ -27,3 +27,12 @@ dependencies {
     // Use JUnit test framework
     testImplementation 'junit:junit:4.12'
 }
+
+jar {
+    manifest {
+        attributes(
+                'Class-Path': configurations.compile.collect { it.getName() }.join(' '),
+                'Main-Class': 'HelloWorld.Library'
+        )
+    }
+}