### What problem does this PR solve?
feat: render stats charts
feat: create api token
feat: delete api token
feat: add ChatApiKeyModal
feat: add RagLineChart
Issue link: #345
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
add support for ollama
Issue link:#221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
* feat: select the corresponding parsing method according to the file type
* feat: after the document is successfully uploaded, use the ChunkMethodModal to select the parsing method.
* feat: add pdf types to ParserListMap
* feat: remove ChunkMethodModal from knowledge-file
* feat: add pagination to document table
* feat: fetch document list by page
* feat: poll the document list
* feat: upload document
* feat: save the selected parser to the backend on the upload file page