// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { repositories { google() mavenCentral() } ext { nav_version = "2.3.1" kotlin_version = "1.4.30" } dependencies { classpath 'com.android.tools.build:gradle:7.0.3' classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.20" classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$nav_version" // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } task clean(type: Delete) { delete rootProject.buildDir }