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

ViewComponents/FooterPagesViewComponent.cs

@@ -0,0 +1,25 @@
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using SkyArtShop.Models;
+using SkyArtShop.Services;
+
+namespace SkyArtShop.ViewComponents;
+
+public class FooterPagesViewComponent : ViewComponent
+{
+	private readonly PostgreSQLService _pgService;
+
+	public FooterPagesViewComponent(PostgreSQLService pgService)
+	{
+		_pgService = pgService;
+	}
+
+	public async Task<IViewComponentResult> InvokeAsync()
+	{
+		return View((from p in await _pgService.GetAllAsync<Page>("Pages")
+			where p.IsActive
+			orderby p.PageName
+			select p).ToList());
+	}
+}