build.gradle

buildscript {
    ext.kotlin_version = '1.3.10'
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50"
        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
    }
}

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

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

// Define versions in a single place
ext {
    // Sdk and tools
    minSdkVersion = 26
    targetSdkVersion = 29
    compileSdkVersion = 29
    buildToolsVersion = '29.0.2'

    // App dependencies
    supportLibraryVersion = '28.0.0'
    guavaVersion = '18.0'
    runnerVersion = '1.0.2'
    rulesVersion = '1.0.2'
    espressoVersion = '3.0.2'
    accessibilityFramework = '2.1'
    uiautomatorVersion = '2.1.3'
    roomVersion = "1.1.1"
}