Summary

• New HoverZoom widget that shows a magnified side panel when hovering over an image (Zalando-style product zoom)
• Accepts matplotlib figures directly, plus file paths, URLs, PIL images, bytes, and base64 strings
• Double-click pins the zoom at a specific spot; click again to resume cursor-following
• Includes demo notebook with PIL pattern and matplotlib labeled scatter examples
• Updated gallery, changelog, llms.txt, and agents table

Test plan

• uv run python -c "from wigglystuff import HoverZoom; hz = HoverZoom(); print(hz.zoom_factor)"
• uv run marimo check demos/hoverzoom.py
• Open marimo edit demos/hoverzoom.py and verify hover zoom, double-click pin, and click unpin
• Screenshot for mkdocs/assets/gallery/hoverzoom.png still needed

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