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三个对应玩家直接可见行为的需求文档。锤击形变涵盖各向异性流动与边缘平整;表面磨损涵盖铁锈脱落与无漂移;网格质量承诺连续锻打 50+ 次后无明显退化。 Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent) Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>