Revert ForwardedHeaders changes - restore working baseline

Login was working before these changes. Reverting to known working state
without ForwardedHeaders middleware which was causing routing issues.

LittleShop/Program.cs

@@ -1,6 +1,5 @@
 using Microsoft.EntityFrameworkCore;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
-using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.IdentityModel.Tokens;
 using System.Text;
 using LittleShop.Data;
@@ -27,10 +26,6 @@ builder.Services.AddAntiforgery(options =>
 {
     options.HeaderName = "X-CSRF-TOKEN";
     options.FormFieldName = "__RequestVerificationToken";
-    options.SuppressXFrameOptionsHeader = false;
-    // Required for HTTPS proxy scenarios
-    options.Cookie.SecurePolicy = Microsoft.AspNetCore.Http.CookieSecurePolicy.SameAsRequest;
-    options.Cookie.SameSite = Microsoft.AspNetCore.Http.SameSiteMode.Strict;
 });
 
 // Database
@@ -233,16 +228,6 @@ catch (Exception ex)
 
 // Configure the HTTP request pipeline.
 
-// Configure forwarded headers for proxy scenarios (nginx, etc)
-var forwardedHeadersOptions = new ForwardedHeadersOptions
-{
-    ForwardedHeaders = ForwardedHeaders.XForwardedFor | ForwardedHeaders.XForwardedProto
-};
-// Clear the default known networks/proxies to allow any proxy
-forwardedHeadersOptions.KnownNetworks.Clear();
-forwardedHeadersOptions.KnownProxies.Clear();
-app.UseForwardedHeaders(forwardedHeadersOptions);
-
 // Add CORS early in the pipeline - before authentication
 if (app.Environment.IsDevelopment())
 {
@@ -268,17 +253,16 @@ app.UseAuthentication();
 app.UseAuthorization();
 
 // Configure routing
-app.MapControllerRoute(
-    name: "areas",
-    pattern: "{area:exists}/{controller=Home}/{action=Index}/{id?}");
-
 app.MapControllerRoute(
     name: "admin",
     pattern: "Admin/{controller=Dashboard}/{action=Index}/{id?}",
-    defaults: new { area = "Admin" },
-    constraints: new { area = "Admin" }
+    defaults: new { area = "Admin" }
 );
 
+app.MapControllerRoute(
+    name: "areas",
+    pattern: "{area:exists}/{controller=Home}/{action=Index}/{id?}");
+
 app.MapControllerRoute(
     name: "default",
     pattern: "{controller=Home}/{action=Index}/{id?}");