Update all tests to use new form state paths (commentData.body,
editData.body, replyData.body) instead of removed public properties.
Remove searchUsers() tests (method replaced by MentionProvider).
Add BladeUI Icons service providers to TestCase for RichEditor views.
Filament comments package with:
- Polymorphic commenting on any Eloquent model
- Threaded replies with configurable depth
- @mentions with autocomplete and user search
- Emoji reactions with toggle and who-reacted tooltips
- File attachments via Livewire uploads
- Reply and mention notifications via Filament notification system
- Thread subscriptions for notification control
- Real-time broadcasting (opt-in Echo) with polling fallback
- Dark mode support
- CommentsAction, CommentsTableAction, CommentsEntry for Filament integration
- 204 tests, 421 assertions
