"gradle uberjar" to create a fat jar with all dependencies

This way, Dahu can be ran with

  java -jar build/libs/Dahu-0.1-SNAPSHOT.jar

The bundles generated by "gradle build" are supposedly superior, but
just don't work for me.

editor/build.gradle

@@ -136,3 +136,11 @@ javafx {
         scale = 1
     }
 }
+
+/* "gradle uberjar" makes a jar with all dependencies in */
+task uberjar(type: Jar) {
+   dependsOn configurations.runtime
+   manifest.attributes('Main-Class': 'io.dahuapp.editor.app.DahuApp')
+   from sourceSets.main.output
+   from { configurations.runtime.collect { it.isDirectory() ? it : zipTree(it) } }
+}