feat: Add reusable filter/search components for consistency
NEW COMPONENTS in PremiumTable.tsx:
1. SearchInput
- Consistent search box styling across all pages
- Left-aligned search icon
- Clear button (X) when text entered
- Props: value, onChange, placeholder, onClear
2. TabBar
- Consistent tab styling with counts
- Support for accent/warning/default colors
- Optional icons
- Wraps on mobile
- Props: tabs[], activeTab, onChange
3. FilterBar
- Simple flex container for filter rows
- Responsive: stacks on mobile, row on desktop
- Props: children
4. SelectDropdown
- Consistent select styling
- Custom chevron icon
- Props: value, onChange, options[]
5. ActionButton
- Consistent button styling
- Variants: primary (accent), secondary (outlined), ghost
- Sizes: default, small
- Optional icon
- Props: children, onClick, disabled, variant, size, icon
These components ensure visual consistency across all
Command Center pages for search, filtering, and actions.