[Feature] 对maxkb的两个优化建议

[ggh-zyy]

MaxKB Version

2.6.0

Please describe your needs or suggestions for improvements

1.对话用户的知识库授权，能批量授权
2.可以看到智能体，都使用了哪些知识库以及工具

Please describe the solution you suggest

No response

Additional Information

No response