[Bug] Knowledge cannot auto summarize

### Nexent Version

_No response_

### Problem Description

<img width="1818" height="1211" alt="Image" src="https://github.com/user-attachments/assets/90311adb-066b-489f-800b-0ac82c3f93f9" />

### Reproduction Steps

_No response_

### Additional Information

_No response_