Add administrative area.

DiscImageChef.Server/Startup.cs

@@ -57,14 +57,14 @@ namespace DiscImageChef.Server
 
             app.UseRouting();
 
-            app.UseAuthorization();
-
             app.UseAuthentication();
+            app.UseAuthorization();
 
             app.UseEndpoints(endpoints =>
             {
                 endpoints.MapControllerRoute("default", "{controller=Home}/{action=Index}/{id?}");
                 endpoints.MapRazorPages();
+                endpoints.MapAreaControllerRoute("Admin", "Admin", "Admin/{controller=Home}/{action=Index}/{id?}");
             });
         }
     }