build.gradle

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

def path = rootDir.absolutePath
println("path = $path")
apply from: path + '/buildproperties/config.gradle'

buildscript {
    ext.kotlin_version = '1.3.50'
    repositories {
        google()
        jcenter()
        maven { url 'https://jitpack.io' }

    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.5.0'
        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

        classpath 'com.github.LianjiaTech:gson-plugin:2.0.1'

        classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.15'
    }
}

allprojects {
    repositories {
        google()
        jcenter()
        maven { url 'https://jitpack.io' }

    }
}

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