private static File getLibFolder() {
        File pluginDataFolder = LoaderUtils.getPlugin().getDataFolder();
        File pluginsDir = pluginDataFolder.getParentFile();

        File helperDir = new File(pluginsDir, "helper");
        File libs = new File(helperDir, "libraries");
        libs.mkdirs();
        return libs;
    }
Resolves all {@link MavenLibrary} annotations on the given class.

@param clazz the class to load libraries for.
helper/src/main/java/me/lucko/helper/maven/LibraryLoader.java