Fix admin route access and backend configuration

- Added /admin redirect to login page in nginx config
- Fixed backend server.js route ordering for proper admin handling
- Updated authentication middleware and routes
- Added user management routes
- Configured PostgreSQL integration
- Updated environment configuration

Sky_Art_shop/ViewComponents/FooterPagesViewComponent.cs

@@ -0,0 +1,22 @@
+using Microsoft.AspNetCore.Mvc;
+using SkyArtShop.Models;
+using SkyArtShop.Services;
+
+namespace SkyArtShop.ViewComponents
+{
+    public class FooterPagesViewComponent : ViewComponent
+    {
+        private readonly MongoDBService _mongoService;
+
+        public FooterPagesViewComponent(MongoDBService mongoService)
+        {
+            _mongoService = mongoService;
+        }
+
+        public async Task<IViewComponentResult> InvokeAsync()
+        {
+            var pages = await _mongoService.GetAllAsync<Page>("Pages");
+            return View(pages.Where(p => p.IsActive).OrderBy(p => p.PageName).ToList());
+        }
+    }
+}