### What problem does this PR solve?
fix: new message appears in wrong chat window. #1289
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
fix: .knowledgebase folder can be deleted bug
fix: change "Add file to knowledge base" to "Link file to knowledge
base" bug
#783#784
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
#764 fix: hide the add button when the folder is a knowledge base
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
Make the app name configurable even after the project is built #730
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
fix: fix uploaded file time error #680
feat: support preview of word and excel #684
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
#666
feat: support DeepSeek
feat: preview word and excel
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
fix: add spin to parsing status icon of dataset table
#648
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
#627
fix: filter knowledge list by keywords
fix: clear the selected file list after the file is uploaded
successfully
feat: add ellipsis pattern to chunk list
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
fix: #567 use modal to upload files in the knowledge base
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
#345
feat: add Tooltip to action icon of FileManager
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
#345
feat: translate FileManager
feat: batch delete files from the file table in the knowledge base
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### 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)
### What problem does this PR solve?
feat: create folder
feat: ensure that all files in the current folder can be correctly
requested after renaming the folder
#345
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
fix: cannot save the system model setting #468
feat: rename file in FileManager
feat: add FileManager
feat: override useSelector type
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
