build.gradle

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

buildscript {
    ext{
        kotlin_version = '1.3.71'
    archLifecycleVersion = '1.1.1'
    gradleVersion = '3.6.1'
    supportlibVersion = '1.0.0-rc03'
        navigationVersion = '1.0.0-rc02'
    dataBindingCompilerVersion = gradleVersion // Always need to be the same.
}
    repositories {
        mavenCentral()
        maven { url "https://jitpack.io/" }
        google()
        jcenter()
        
    }
    dependencies {
        def nav_version = "2.3.0-alpha04"
        classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$nav_version"
        classpath 'com.android.tools.build:gradle:4.1.1'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        classpath 'com.google.gms:google-services:4.3.3'

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

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

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