Add room categories, documents module, guest settings, and booking improvements

- New pages: RoomCategoriesPage (category CRUD with photos, color, amenities) and DocumentsPage (template constructor with variable substitution, print packages)
- Sidebar: added "Категории номеров" link under rooms, Documents module via modulesData
- App.tsx: routes for /room-categories and /documents
- RoomModal: now accepts categories prop for categoryId select
- BookingModal: added additional services dropdown (breakfast, transfer, parking etc.) accumulating into booking total; summary shows services breakdown
- SettingsPage: new "Гости" section with guest tag CRUD (add/edit/remove, color picker, live preview); booking section toggle "Показывать поле Источник бронирования"
- modulesData: added Documents module entry (free tier, sidebar item)
- RoomsPage: passes MOCK_CATEGORIES to RoomModal
- ReviewsPage: rewritten with auto-redirect logic, threshold slider, platform settings tab

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/layout/Sidebar.tsx

@@ -1,7 +1,7 @@
 import { NavLink, useNavigate } from 'react-router-dom'
 import {
   CalendarDays, BookOpen, BedDouble, Globe, Settings,
-  FileText, LayoutDashboard, Building2, Users, X, Hotel, Puzzle, CalendarRange, Map,
+  FileText, LayoutDashboard, Building2, Users, X, Hotel, Puzzle, CalendarRange, Map, LayoutGrid,
 } from 'lucide-react'
 import { useAuth } from '../../contexts/AuthContext'
 import { useModules } from '../../contexts/ModulesContext'
@@ -134,8 +134,9 @@ export function Sidebar({ open, onClose }: SidebarProps) {
                   <p className="px-3 pt-3 pb-1 text-xs font-semibold text-slate-400 uppercase tracking-wider">
                     Управление
                   </p>
-                  <NavItem to="/rooms"        icon={BedDouble}    label="Номера"       onClick={onClose} />
-                  <NavItem to="/floor-map"   icon={Map}          label="План этажей"  onClick={onClose} />
+                  <NavItem to="/rooms"            icon={BedDouble}    label="Номера"            onClick={onClose} />
+                  <NavItem to="/room-categories" icon={LayoutGrid}   label="Категории номеров" onClick={onClose} />
+                  <NavItem to="/floor-map"       icon={Map}          label="План этажей"       onClick={onClose} />
                   <NavItem to="/availability" icon={CalendarRange} label="Доступность" onClick={onClose} />
                   {isModuleActive('channel-manager') && (
                     <NavItem