### What problem does this PR solve?
feat: change all file names to lowercase #1574
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Implements RAPTOR for better chunking #882
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
fix: thumbnails are too large in the chat box #818
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
fix: #209 after saving the knowledge base configuration, jump to the
dataset page
feat: translate ConfigurationForm
feat: translate KnowledgeTesting
feat: translate document list page
feat: translate knowledge list page
Issue link: #209
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
* feat: if the chunk number of the knowledge base is greater than 0, set the embedding model to disabled
* feat: set the object-fit attribute of the chunk image to contain so that the image is not stretched
* 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 the greeting would disappear when clicking on a new dialog
* feat: replace favicon with logo.svg
* feat: if the backend returns 401, it will jump to the login page.
* feat: unavailable llm models appear disabled
* feat: display chunk token number when category of knowledge as general
* feat: set initial value for the model field of chat setting
* feat: add category column to chunk table
* feat: fetch knowledge detail on KnowledgeUploadFile mount
