plugins { id 'java' id 'application' } repositories { jcenter() mavenCentral() } apply plugin : 'java' ext { javaMainClass = 'xyz.vallat.louis.App' } application { getMainClass().set(javaMainClass) } application { // Define the main class for the application. mainClass = javaMainClass } jar { manifest { attributes 'Main-Class': javaMainClass } duplicatesStrategy = DuplicatesStrategy.EXCLUDE from { configurations.runtimeClasspath.findAll { it.name.endsWith('jar') }.collect { zipTree(it) } } } dependencies { implementation 'com.discord4j:discord4j-core:3.1.5' implementation 'ch.qos.logback:logback-classic:1.2.3' implementation 'org.postgresql:postgresql:42.2.18.jre7' implementation 'org.apache.commons:commons-lang3:3.11' implementation 'net.sf.biweekly:biweekly:0.6.5' }