[Feature] 支持屏蔽模型服务商

[devyujie]

为了提高交流效率，我们设立了官方 QQ 群和 QQ 频道，如果你在使用或者搭建过程中遇到了任何问题，请先第一时间加群或者频道咨询解决，除非是可以稳定复现的 Bug 或者较为有创意的功能建议，否则请不要随意往 Issue 区发送低质无意义帖子。

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这个功能与现有的问题有关吗？
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你想要什么功能或者有什么建议？
增加一个部署参数，显示或屏蔽模型服务商，就像自定义模型一样...

有没有可以参考的同类竞品？
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其他信息
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[Issues-translate-bot]

Bot detected the issue body's language is not English, translate it automatically.

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Title: [Feature] Support shielding model service provider

In order to improve communication efficiency, we have set up an official QQ group and QQ channel. If you encounter any problems during use or construction, please join the group or channel for consultation as soon as possible, unless it is a bug that can be stably reproduced or More creative feature suggestions, otherwise please do not send low-quality and meaningless posts to the Issue area.

Click to join the official group chat

**Is this feature related to an existing issue? **
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**What features do you want or have any suggestions? **
Add a deployment parameter to display or block model service providers, just like custom models...

**Are there any similar competing products that we can refer to? **
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other information
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[fredliang44]

you can block custom models by using custom models env

[Issues-translate-bot]

Bot detected the issue body's language is not English, translate it automatically.

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you can using custom models to