流程图增加水印功能，保护版权。Add a watermark function to the flowchart to protect copyright.

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我们强烈建议为流程图增加水印功能，以有效保护用户的版权。这一功能的加入可以帮助用户在分享或发布流程图时，防止未经授权的复制或盗用，确保创作者的权益得到尊重和保障。同时，我们希望这一功能能够尽快实现，以满足用户的需求，提升使用体验。

We strongly recommend adding a watermark function to the flowchart to effectively protect users' copyrights. The inclusion of this feature would help users prevent unauthorized copying or theft when sharing or publishing their flowcharts, ensuring that creators' rights are respected and safeguarded. At the same time, we hope this function can be implemented as soon as possible to meet users' needs and enhance the overall user experience.