GitLab

- Implement to_pdf function to convert non-PDF files to PDF format
- Integrate file upload functionality for PDF and image files- Update UI to include file upload component and PDF preview
- Add conversion button and update its functionality to handle new file types

- Add new layout model option: DocLayout-YOLO
- Implement model initialization and prediction for DocLayout-YOLO
- Update configuration options to include new model- Modify existing code to support both LayoutLMv3 and DocLayout-YOLO models
- Update Gradio app to support more Custom Switch

feat: add arXiv paper link to header and adjust PDF parsing logic- Add arXiv paper link to the header template for easy access to the latest research paper.
- Modify the PDF parsing logic to handle edge cases more accurately, particularly in determining the number of lines in a block based on its height.

Introduce an examples accordion within the Gradio application to provide users with
a selection of sample PDFs for demonstration purposes. The added functionality allows
users to quickly test the PDF conversion feature with various document types.