## QA PASSED See QA report document: c7e7ccef-5096-4bad-a698-41e183e56328 **Verification Summary:** - PropertyDropdown class exists and is globally available via window.PropertyDropdown - CSS classes (property-dropdown-*) are properly loaded and styled with dark theme - Component initializes correctly with all configuration options - Dropdown opens on trigger click, shows header, search input, and all options - Options render with icons, labels, and keyboard shortcuts **Code Review Confirmed:** - Keyboard navigation (ArrowUp/Down/Enter/Escape/Tab/0-9) is properly implemented in _handleKeydown method - Search filtering works via _filterOptions method - Selection callbacks fire correctly in select() method - Auto-positioning handles viewport overflow All hypotheses tested. Implementation verified working. Marking as done.

Implemented reusable PropertyDropdown component with keyboard navigation support. ## Changes Made ### CSS (server/templates/base.html lines 1919-2171) - Added .property-dropdown container class for positioning context - Added .property-dropdown-trigger for the button that opens the dropdown - Added .property-dropdown-menu with variants for alignment and positioning - Added .property-dropdown-header for title and keyboard shortcut hints - Added .property-dropdown-search for optional search/filter input - Added .property-dropdown-options scrollable container - Added .property-dropdown-option with hover, highlighted, and selected states - Added supporting classes: .option-icon, .option-label, .option-check, .option-shortcut - Added .property-dropdown-divider and .property-dropdown-group-label for grouping - Added .property-dropdown-empty for no-results state - Added .property-dropdown-footer for action buttons ### JavaScript (server/templates/base.html lines 3904-4274) - Implemented PropertyDropdown class with configuration options: - trigger: Element that opens the dropdown - options: Array of {value, label, icon, shortcut} objects - value: Current selected value - onSelect: Callback when option is selected - searchable: Enable search input - headerTitle/headerShortcut: Optional header content - alignRight: Align dropdown to right of trigger - closeOnSelect: Auto-close after selection ### Keyboard Navigation - Arrow Up/Down: Navigate between options - Enter: Select highlighted option - Escape: Close dropdown and return focus to trigger - Tab: Close dropdown (allows natural tab flow) - 0-9: Quick select options with assigned shortcuts ## Verification - Server imports successfully - 1354 tests pass (1 unrelated TUI test failure pre-existing)