build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {

    ext {
        min_sdk_version = 14
        target_sdk_version = 26
        compile_sdk_version = 29
        build_tools_version = '29.0.3'
        kotlin_version = '1.4.20'
    }

    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:4.1.1'

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

        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.5'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }

}

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

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