feat: add world map functionality and admin map management

- Added world map page with interactive marker display
- Implemented admin map management for marker CRUD operations
- Added map layers and markers seed data to database
- Integrated new routes for map functionality
- Updated database configuration for production environment
- Added documentation page route
- Enhanced package.json with required dependencies for map features

pages/Admin.tsx

@@ -4,6 +4,7 @@ import { authService } from '../services/AuthService';
 import NpcBannerManagementModal from '../components/NpcBannerManagementModal';
 import NpcLogoManagementModal from '../components/NpcLogoManagementModal';
 import NpcGalleryManagementModal from '../components/NpcGalleryManagementModal';
+import { useNavigate } from 'react-router-dom';
 
 interface AdminPageProps {
   onBack: () => void;
@@ -699,6 +700,7 @@ const EditNpcCompanyCard: React.FC<{ company: any; npcCitizens: any[]; onUpdate:
 };
 
 const AdminPage: React.FC<AdminPageProps> = ({ onBack }) => {
+  const navigate = useNavigate();
   const [user, setUser] = useState(authService.getUser());
   const [activeTab, setActiveTab] = useState<'overview' | 'create-npc' | 'edit-npcs' | 'cities' | 'create-city' | 'manage-admins'>('overview');
   const [npcs, setNpcs] = useState<any>({ citizens: [], companies: [] });
@@ -729,7 +731,7 @@ const AdminPage: React.FC<AdminPageProps> = ({ onBack }) => {
     if (!isAdmin) return;
 
     const interval = setInterval(() => {
-      if (activeTab === 'edit-npcs' || activeTab === 'create-npc') {
+        if (activeTab === 'edit-npcs' || activeTab === 'create-npc') {
         loadNpcs();
       } else if (activeTab === 'cities' || activeTab === 'create-city') {
         loadCities();
@@ -813,7 +815,9 @@ const AdminPage: React.FC<AdminPageProps> = ({ onBack }) => {
       defenseRating: 5,
       government: 'Demokratie',
       specialty: 'Handel'
-    }, null, 2)
+    }, null, 2),
+    bannerFile: null as File | null,
+    logoFile: null as File | null
   });
 
   const [editingCity, setEditingCity] = useState<any>(null);
@@ -991,6 +995,12 @@ const AdminPage: React.FC<AdminPageProps> = ({ onBack }) => {
         >
           Stadt erstellen
         </button>
+        <button
+          onClick={() => navigate('/admin/map-management')}
+          className={`px-6 py-3 text-sm font-medium border-b-2 transition-colors whitespace-nowrap border-transparent text-textMuted hover:text-white`}
+        >
+          Karten-Management
+        </button>
       </div>
 
       {/* Error Display */}