build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    ext {
        kotlin_version = "1.4.30"

        release = [
                versionCode: 100,
                versionName: "1.0"
        ]

        setup = [
                compileSdk: 30,
                targetSdk: 30,
                minSdk: 16
        ]
    }
    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath "com.android.tools.build:gradle:4.2.0-beta06"
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()
    }
}

subprojects {
    apply plugin: 'java'
    apply plugin: 'maven'
    
    task sourcesJar(type: Jar, dependsOn: classes) {
        classifier = 'sources'
        from sourceSets.main.allSource
    }

    task javadocJar(type: Jar, dependsOn: javadoc) {
        classifier = 'javadoc'
        from javadoc.destinationDir
    }

    artifacts {
        archives sourcesJar
        archives javadocJar
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}