Add `showAngles` option to polygon locked figure#3481

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mojadem wants to merge 2 commits intomainfrom

feature/show-angle-locked-polygon

Commits on Apr 10, 2026

[feature/show-angle-locked-polygon] Add `showAngles` option to polygon locked figure
mojadem
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[feature/show-angle-locked-polygon] add core tests
mojadem
committed