- Switch U2Net from onnxruntime to OpenCV DNN to avoid "cannot enable executable stack" error in Docker - Add alertify dialog styling to fix white text on white background issue in popups - Add offerFloatSelection() to AI Paint that prompts user after selection to move/scale it (Canva-like workflow) - Auto-switch to Select tool after floating selection https://claude.ai/code/session_01CLedz6CanT9t46KBvng3vz