Added local RAG (#756)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Program.cs

@@ -199,6 +199,8 @@ internal sealed class Program
         builder.Services.AddSingleton<UpdatePolicy>();
         builder.Services.AddSingleton<AssistantPluginGenerationService>();
         builder.Services.AddSingleton<DataSourceService>();
+        builder.Services.AddSingleton<DataSourceEmbeddingService>();
+        builder.Services.AddSingleton<DataSourceLocalRetrievalService>();
         builder.Services.AddSingleton<DirectChatService>();
         builder.Services.AddScoped<PandocAvailabilityService>();
         
@@ -213,6 +215,7 @@ internal sealed class Program
         builder.Services.AddHostedService<TemporaryChatService>();
         builder.Services.AddHostedService<TranscriptStagingCleanupService>();
         builder.Services.AddHostedService<EnterpriseEnvironmentService>();
+        builder.Services.AddHostedService(sp => sp.GetRequiredService<DataSourceEmbeddingService>());
         builder.Services.AddSingleton<DatabaseClientProvider>();
         builder.Services.AddHostedService<GlobalShortcutService>(serviceProvider => serviceProvider.GetRequiredService<GlobalShortcutService>());
         builder.Services.AddHostedService<RustAvailabilityMonitorService>();
@@ -308,6 +311,7 @@ internal sealed class Program
 
         RUST_SERVICE = rust;
         ENCRYPTION = encryption;
+        
         DATABASE_CLIENT_PROVIDER = app.Services.GetRequiredService<DatabaseClientProvider>();
 
         programLogger.LogInformation("Initialize internal file system.");