Files
web-cad/frontend
Leopoldadmin 6b0b637636 fix: collab sync no longer overwrites layers with empty array
- Root cause: App.tsx collab sync effect called setLayers(collab.layers)
  even when collab.layers was empty, wiping out initialLayers
- Effect: RenderEngine.render() iterates layers to draw elements;
  with 0 layers, no elements render (appear to disappear)
- Fix: guard against empty collab.layers

Fixes: drawing tools work on desktop and mobile, objects persist after release
2026-06-29 00:34:39 +02:00
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