apply plugin: 'com.android.application'

android {
 
    defaultConfig {
        applicationId "com.my.app"   
    }

    productFlavors {    
        dev {
            applicationId "com.my.app.debug"           
        }
        prod {
            applicationId "com.my.app"           
        }
    }
}

android.applicationVariants.all { variant ->
    variant.variantData.variantConfiguration.javaCompileOptions.annotationProcessorOptions.arguments =
            ['androidManifestFile': variant.outputs[0]?.processResources?.manifestFile?.absolutePath,
             'resourcePackageName': android.defaultConfig.applicationId]
}