@TaskAction
    fun execute() {
        loadChanges().mapValues {
            formatChanges(sortChanges(it.value))
        }.forEach {
            it.key.bufferedWriter().use { out -> out.write(it.value) }
        }
    }

    private
    fun formatChanges(changes: List<AcceptedApiChange>): String {
        val gson: Gson = GsonBuilder().setPrettyPrinting().create()