Big UI speed-up: no more re-creating a bunch of controls for every extension, it switched from per-item controls to a single reusable details panel
Faster startup: metadata is parsed async in the background
Cleaner structure: extensions behave more like real plugins now
Tools/Extensions Layout is stable across DPI / font scaling
Script execution is more reliable and logging behaves better
Better AI slop detection
Features reorganized into new categories
Minor UI improvements