buildscript { repositories { google() jcenter() } dependencies { classpath("com.android.tools.build:gradle:3.6.3") classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50") } } allprojects { repositories { google() maven(url = "https://jitpack.io") jcenter() } } tasks { val clean by registering(Delete::class) { delete(buildDir) } }