godot/platform/android/java/app/config.gradle

ext.versions = [
    androidGradlePlugin: '3.6.0',
    compileSdk         : 29,
    minSdk             : 18,
    targetSdk          : 29,
    buildTools         : '29.0.1',
    supportCoreUtils   : '28.0.0'

]

ext.libraries = [
    androidGradlePlugin: "com.android.tools.build:gradle:$versions.androidGradlePlugin",
    supportCoreUtils   : "com.android.support:support-core-utils:$versions.supportCoreUtils"
]

ext.getExportPackageName = { ->
    // Retrieve the app id from the project property set by the Godot build command.
    String appId = project.hasProperty("export_package_name") ? project.property("export_package_name") : ""
    // Check if the app id is valid, otherwise use the default.
    if (appId == null || appId.isEmpty()) {
        appId = "com.godot.game"
    }
    return appId
}