docs: public static void serialize(final File folder, final String content, final String fileName) throws IOException {
          if (!folder.exists()) {
              folder.mkdirs();
          }
  
          final File output = new File(folder, fileName);
  
          try (
                  final FileWriter writer = new FileWriter(output);
          ) {
              writer.write(content);
              writer.flush();
          } catch (Exception e) {
              throw new IOException("Failed to serialize the notification in folder " + folder.getPath(), e);
          }
      }