feat: Add kiosk management, artist selection, and schedule management

- Add KiosksManagement component with full CRUD for kiosks
- Add ScheduleManagement for staff schedules with break reminders
- Update booking flow to allow artist selection by customers
- Add staff_services API for assigning services to artists
- Update staff management UI with service assignment dialog
- Add auto-break reminder when schedule >= 8 hours
- Update availability API to filter artists by service
- Add kiosk management to Aperture dashboard
- Clean up ralphy artifacts and logs

components/auth-guard.tsx

@@ -5,8 +5,15 @@ import { useRouter, usePathname } from 'next/navigation'
 import { useAuth } from '@/lib/auth/context'
 
 /**
- * AuthGuard component that shows loading state while authentication is being determined
- * Redirect logic is now handled by AuthProvider to avoid conflicts
+ * @description Authentication guard component that protects routes requiring login
+ * @param {Object} props - Component props
+ * @param {React.ReactNode} props.children - Child components to render when authenticated
+ * @returns {JSX.Element} Loading state while auth is determined, or children when authenticated
+ * @audit BUSINESS RULE: AuthGuard is a client-side guard for protected routes
+ * @audit SECURITY: Prevents rendering protected content until authentication verified
+ * @audit Validate: Loading state shown while auth provider determines user session
+ * @audit PERFORMANCE: No API calls - relies on AuthProvider's cached session state
+ * @audit Note: Actual redirect logic handled by AuthProvider to avoid conflicts
  */
 export function AuthGuard({ children }: { children: React.ReactNode }) {
   const { loading: authLoading } = useAuth()