feat: implement cross-device reading progress synchronization using SignalR and remove legacy quiz generation services.

src/NexusReader.Maui/MauiProgram.cs

@@ -2,6 +2,8 @@ using Microsoft.Extensions.Logging;
 using NexusReader.Application.Abstractions.Services;
 using NexusReader.Infrastructure.Mobile.Services;
 using NexusReader.UI.Shared.Services;
+using NexusReader.Application;
+using MediatR;
 
 namespace NexusReader.Maui;
 
@@ -39,6 +41,14 @@ public static class MauiProgram
 			builder.Services.AddScoped<IThemeService, ThemeService>();
 			builder.Services.AddScoped<IFocusModeService, FocusModeService>();
 			builder.Services.AddScoped<IQuizStateService, QuizStateService>();
+			builder.Services.AddScoped<IReaderNavigationService, ReaderNavigationService>();
+			builder.Services.AddScoped<IKnowledgeGraphService, KnowledgeGraphService>();
+			builder.Services.AddScoped<IReaderInteractionService, ReaderInteractionService>();
+			builder.Services.AddScoped<KnowledgeCoordinator>();
+			builder.Services.AddScoped<ISyncService, SyncService>();
+			builder.Services.AddScoped<IIdentityService, IdentityService>();
+			
+			builder.Services.AddApplication();
 
 			return builder.Build();
 		}