Does the width of the changehistory item need to be adjusted?

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<img width="510" height="186" alt="Image" src="https://github.com/user-attachments/assets/ecfb108e-9741-4789-bc98-4ba3e782622e" />

As shown in the image, the dropdown panel appears too wide when there's only one item. Should we change the `width` to `max-width`? However, this might cause the dropdown panel width to vary depending on the item.