feat(maui): resolve 401 load error by registering MobileAuthenticationHeaderHandler with configuration-based API host

src/NexusReader.Maui/MauiProgram.cs

@@ -1,11 +1,13 @@
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
 using NexusReader.Application.Abstractions.Services;
 using NexusReader.Infrastructure.Mobile.Services;
 using NexusReader.UI.Shared.Services;
 using NexusReader.Application;
 using MediatR;
 using NexusReader.Maui.Infrastructure.Logging;
+using NexusReader.Maui.Infrastructure.Identity;
 
 namespace NexusReader.Maui;
 
@@ -50,8 +52,15 @@ public static class MauiProgram
 				sp.GetRequiredService<NexusAuthenticationStateProvider>());
 			builder.Services.AddAuthorizationCore();
 
-			// Basic Network
-			builder.Services.AddScoped(sp => new HttpClient { BaseAddress = new Uri("http://10.0.2.2:5000") });
+			// Basic Network with Secure Token Handler
+			builder.Services.AddTransient<MobileAuthenticationHeaderHandler>();
+			builder.Services.AddHttpClient("NexusAPI", client =>
+			{
+				var apiBaseUrl = builder.Configuration["ApiSettings:BaseUrl"] ?? "http://localhost:5000";
+				client.BaseAddress = new Uri(apiBaseUrl);
+			}).AddHttpMessageHandler<MobileAuthenticationHeaderHandler>();
+
+			builder.Services.AddScoped(sp => sp.GetRequiredService<IHttpClientFactory>().CreateClient("NexusAPI"));
 
 			// UI State
 			builder.Services.AddScoped<IThemeService, ThemeService>();