Add support for glasses as a bonus equipment slot
- Introduce ItemCategory.Glasses and add a "Glasses" tab to the UI
- Load and display glasses items with filtering and virtual scrolling
- Allow users to preview, select, and apply glasses to their character
- Add interop for setting bonus items (glasses) via Glamourer API
- Update Apply Gear Set logic and icon handling for glasses
- Improve filter caching to support per-category filters
Added AT interop to check plugin availability and trigger `/moreinfo` command for selected items. UI now displays a button next to each item category label to open more information via AT, with tooltips and error handling if AT is not installed. Initialization for AT interop added to plugin startup.
