Add Line Trace image import algorithm for line drawings#345

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olavl wants to merge 3 commits intojeffeb3:masterfrom

olavl:feature/line-trace-image-import

Commits on Feb 17, 2026

Add "Line Trace" image import algorithm for line drawings

olavl
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claude
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Commits on Feb 18, 2026

Add free drawing mode for freehand canvas input

olavl
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claude
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Improve Line Trace fidelity: graph connection, residual recovery, higher res

olavl
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claude
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