[Feature] When the overall knowledge source of the application is 0, it supports configuring whether to display the knowledge source or not.

[zhainanshidai]

MaxKB Version

v2.4.0

Please describe your needs or suggestions for improvements

应用整体的知识来源为0时，支持配置显示知识来源与否，如果整体有知识来源则正常显示。否则我有时候没有匹配的分段但是回答了问题时，用户会觉得不可信。这里还是需要支持配置

Please describe the solution you suggest

No response

Additional Information

No response