buildscript { repositories { google() jcenter() } dependencies { classpath 'com.android.tools.build:gradle:3.6.0' } } allprojects { repositories { google() jcenter() flatDir { dirs 'libs' } } } apply plugin: 'com.android.application' android { compileSdkVersion 29 defaultConfig { minSdkVersion 23 targetSdkVersion 29 versionCode 2 versionName "0.1" } compileOptions { sourceCompatibility 1.8 targetCompatibility 1.8 } } dependencies { //implementation 'com.google.android.gms:play-services-auth:18.0.0' implementation "androidx.core:core:1.2.0" implementation "androidx.browser:browser:1.2.0" implementation "androidx.security:security-crypto:1.0.0-rc01" implementation ':ipn@aar' }