Add UMAP visualisation, fridge parser, basket cosine heatmap (8 tabs total)

Add gr.Examples, mode atlas browser, compare-siblings tab

Add basket pairings, multi-direction SLERP, and Mikolov arithmetic tabs

Bump Gradio to 5.x and add audioop-lts shim for Python 3.13 compatibility

Initial release: Epicure Explorer Gradio demo. Paper arxiv 2605.22391.

initial commit