Fix: Update deprecated APIs and dependencies

## Fix: Update Space to work with current Gradio/dependencies

This PR fixes the following issues:

- Added missing `sdk_version: 5.29.1` to README metadata

The Space is currently showing as `RUNTIME_ERROR`.

---
*This fix was generated by [smolagents/ml-agent](https://huggingface.co/smolagents/ml-agent)*

README.md

@@ -4,6 +4,7 @@ emoji: ♾️
 colorFrom: blue
 colorTo: purple
 sdk: gradio
+sdk_version: 5.29.1
 app_file: app.py
 pinned: true
 license: apache-2.0