* Enhance update error logging and fix duplicate type import
- Improve error logging in AppUpdater with more detailed error information and timestamps
- Remove duplicate MCPServer type import in Inputbar component
* refactor: optimize file loader with switch-case structure
Use the new getTempDir utility function from file.ts to generate temporary file paths, maintaining consistency with recent file path utility refactoring
* Enhance update error logging and fix duplicate type import
- Improve error logging in AppUpdater with more detailed error information and timestamps
- Remove duplicate MCPServer type import in Inputbar component
* feat(loader): optimize EpubLoader memory usage with file streams
Replace in-memory arrays with file streams for EPUB processing to reduce
memory consumption when handling large e-books. Use temporary files for
chapter content, add completion logs, and ensure proper cleanup.
This prevents memory overflow issues with large EPUB files (>5MB).
- Remove image loader from dependencies
- Update file loading to skip image, video, and audio files
- Add logging for knowledge base file processing
- Modify common file extensions list
- Add type ignore for LocalPathLoader to resolve TypeScript issues
* feat: knowledge base support more file types
* chore: add common document types
* feat: finish basic odloader
* feat: finish open document loader
* feat: support more type from dictionary
* fix: 删除目录时仍能检索到信息
* chore
