Variable resizeCursorImageConst
resizeCursorImage: "data:image/png;base64,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" = 'data:image/png;base64,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'
The double-headed arrow drawn over a column-resize handle: a 40x30 PNG inlined as a data URI, so that the package ships no separate image asset and needs no bundler support for one. Exported for callers that want the image on their own resize affordances.