Final C++ fix: minimal binary with fallback

Fix C++ binary: proper JSON output

Add note telling users to select All Files in file picker

Fix: remove file_types restriction so any file can be uploaded

Fix greyed out files - use DownloadButton for example files

Add C++ source code and build system

Final working configuration: Gradio SDK + C++ build at startup

Fix: Gradio SDK with C++ build at startup

Add C++ build with Docker support

Fix file upload handling in app.py

Add downloadable example file buttons

Full GAIA platform with Gradio interface

Create app.py