### What problem does this PR solve?

feat: add file icon to table of FileManager #345
fix: modify datasetDescription

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

### What problem does this PR solve?

feat: upload file in FileManager #345 

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

* feat: download documents on the document list page

* feat: add tooltip to Form.Item

* feat: set font family to inter

* feat: add loading to ChatContainer

* feat: add loading to all pages

* fix: disable sending messages if both application and conversation are empty

* feat: add chatSpin class to Spin of chat

* feat: fixed the issue where gif images could not be uploaded on the configuration page

* feat: remove loading from document table

* feat: add Form to UserSettingProfile

* feat: submit user information

* feat: submit new password to backend

* feat: add a run button to the document

* feat: add knowledge configuration page

* feat: remove KnowledgeSearching