* Fix external spool gradient and multicolor rendering
* Display AMS gradients and multicolors in color popup
* Preserve AMS gradient selection through color popup
* Match popup selections by full filament color data
* Align AMS Lite gradient geometry with BambuStudio
* Align AMS color palette with BambuStudio presets
* Match Bambu circular color rendering without background masks
* Preserve AMS gradient colors when applying filament settings
* Match AMS preview gradient swatches to the solid color shape