Implement detailed error handling for model submission conflicts in API and UI, enhancing user feedback for already submitted models. Update logging for better traceability of submission errors.

Enhance logging and error handling in the Gradio app, improve model existence checks with detailed logging, and add connectivity testing feature in the submission UI. Update data manager for better model validation and submission processes.

Add model existence check functionality in API and data manager, enhance model submission UI with validation and error handling. Update README and requirements for new dependencies.

Refactor Gradio app to support Turkish localization, enhance UI with modern design elements, and improve data management with comprehensive error handling. Update configuration settings for better clarity and usability.