fbmobile/android/build.gradle

buildscript {
    repositories {
        google()
        jcenter()
    }

    dependencies {
        // TODO switch to 4.0.1 again: https://github.com/flutter/flutter/issues/58479
        // TODO switch to 4.0.1 again: https://github.com/miguelpruivo/flutter_file_picker/issues/545
        classpath 'com.android.tools.build:gradle:3.6.2'
    }
}

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

rootProject.buildDir = '../build'
subprojects {
    project.buildDir = "${rootProject.buildDir}/${project.name}"
}
subprojects {
    project.evaluationDependsOn(':app')
}

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