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

services/AuthService.ts

@@ -21,7 +21,11 @@ class AuthService {
         const res = await fetch(`${API_URL}/auth/me`, { credentials: 'include' });
         if (res.ok) {
             const data = await res.json();
-            this.user = data;
+            // Ensure isAdmin property exists
+            this.user = {
+                ...data,
+                isAdmin: data.isAdmin || false
+            };
             this.notifyListeners();
         }
     } catch (e) {