build.gradle

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

buildscript {
    ext.kotlin_version = '1.3.72'
    repositories {
        google()
        jcenter()
    }
    dependencies {
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files

        classpath 'com.android.tools.build:gradle:4.0.1'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"

        // Check that you have the Google Services Gradle plugin v4.3.2 or later
        // (if not, add it).
        classpath 'com.google.gms:google-services:4.3.3'

        // Crashlytics Gradle plugin
        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.2.0'
        // Firebase Performance plugin
        classpath 'com.google.firebase:perf-plugin:1.3.1'
    }
}

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

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