控制到切换角色下拉菜单“存为新角色”按钮无意义

Describe the bug

这个按钮点了不会发生任何事，也不存在任何用途因为角色卡不会随着使用而改变。

System Info

无关

Validations

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• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
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Contributions

• I am willing to submit a PR to fix this issue
• I am willing to submit a PR with failing tests (actually just go ahead and do it, thanks!)