During September 2025, Rongtong Liu contributed to the apache/fluss repository by enhancing the distributed cluster deployment documentation. Liu updated the deployment guide to require a remote path for the data.remote.dir configuration, such as OSS or HDFS, when operating in distributed mode. This documentation change, implemented using Markdown and focused on technical writing, addressed common deployment errors caused by local filesystem usage in distributed environments. By clarifying the need for remote storage, Liu’s work improved the reliability and correctness of distributed deployments. The update demonstrated a targeted approach to documentation, emphasizing practical guidance and reducing support overhead for production users.