- Added `focused_cell` and `set_focused_cell` signals to handle global focus state across cells.
- Updated `EditableCell` usage in `ItemsList` to utilize `Arc<String>` keys for efficient reference sharing.
- Simplified focus handling by removing local state tracking and integrating centralized focus management.
- Ensured better UX by making the currently edited cell regain focus after state updates.
- Improved dynamic property handling by applying the new focus mechanism to both default and custom properties.
- Edited ItemsList to support dynamic custom properties for each item, managed via HashMap.
- Introduced a UI input for users to add new properties dynamically.
- Added functionality to fetch additional attributes for selected items from Wikidata.
- Defined structures for handling Wikidata API responses.
- Incorporated async data fetching using futures and `gloo_net::http::Request`.
- Enhanced the UI with a button to fetch external data for comparison.
- Updated the comparison table to include external descriptions retrieved from Wikidata.
- Extracted item selection toggle logic into a dedicated `toggle_selection` function.
- Simplified access to item properties in views by using references (`&`).
- Improved code clarity and maintainability by reducing inline complexity.
