chore: bundle deps in jar

app/build.gradle

@@ -36,9 +36,16 @@ application {
     mainClass = 'gui.Main'
 }
 
-tasks.named('test') {
-    // Use JUnit Platform for unit tests.
-    useJUnitPlatform()
+// Add libraries into the final jar
+jar {
+    archiveBaseName = rootProject.getName()
+    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
+    manifest {
+        attributes "Main-Class": application.mainClass
+    }
+    from {
+        configurations.compileClasspath.collect { it.isDirectory() ? it : zipTree(it) }
+    } 
 }
 
 run {