build.gradle

buildscript {
    ext.kotlin_version = '1.3.30'

    repositories {
        mavenCentral()
    }
    dependencies {

        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
}

apply plugin: 'kotlin'
apply plugin: 'application'

repositories {
    mavenCentral()
}

dependencies {
    compile 'no.tornado:tornadofx:1.7.15'
    compile "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
}

compileKotlin {
    kotlinOptions.jvmTarget = "1.8"
}
compileTestKotlin {
    kotlinOptions.jvmTarget = "1.8"
}



task fatJar(type: Jar) {
    manifest {
        attributes 'Implementation-Title': 'Traveling Salesman Demo',
                'Implementation-Version': 1.0,
                'Main-Class': 'DashboardKt'
    }
    baseName = project.name
    from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
    with jar
}