feat: implement SignalR notifications for project status changes

ServiceHost/Program.cs

@@ -31,6 +31,7 @@ using GozareshgirProgramManager.Application.Modules.Users.Commands.CreateUser;
 using GozareshgirProgramManager.Infrastructure;
 using GozareshgirProgramManager.Infrastructure.Persistence.Seed;
 using Microsoft.OpenApi;
+using ServiceHost.Hubs.ProgramManager;
 
 
 var builder = WebApplication.CreateBuilder(args);
@@ -451,6 +452,7 @@ app.MapHub<HolidayApiHub>("/trackingHolidayHub");
 app.MapHub<CheckoutHub>("/trackingCheckoutHub");
 // app.MapHub<FaceEmbeddingHub>("/trackingFaceEmbeddingHub");
 app.MapHub<SendSmsHub>("/trackingSendSmsHub");
+app.MapHub<ProjectBoardHub>("/pm/board");
 app.MapRazorPages();
 app.MapControllers();