New features
- Domain-scoped rules, plus a fix for site-root resolution
- Shortcut search with keyboard navigation

Bug fixes
- Corrected popup height
- Fixed drag-and-drop reorder breaking in Firefox extension popups (tied to upstream react-beautiful-dnd issue #2515)
- Preserved the query separator and avoided duplicate ?/# in generated URLs
- Stopped the popup from collapsing when the shortcut list is empty