[Feature] Pin docker image

[Jaffoo]

trafficstars

1Panel Version

v2.0.9

Please describe your needs or suggestions for improvements

希望可以给常用镜像的置顶，方便管理镜像，镜像多了就需要翻页去找，但是可能需要手动管理的就那么几个镜像。

Please describe the solution you suggest

No response

Additional Information

No response

[wanghe-fit2cloud]

感谢反馈，我们会在后续版本考虑支持该需求。