In progress

colaflow-api/src/ColaFlow.API/Program.cs

@@ -1,5 +1,5 @@
 using ColaFlow.API.Extensions;
-using ColaFlow.API.Middleware;
+using ColaFlow.API.Handlers;
 using Scalar.AspNetCore;
 
 var builder = WebApplication.CreateBuilder(args);
@@ -10,6 +10,10 @@ builder.Services.AddProjectManagementModule(builder.Configuration);
 // Add controllers
 builder.Services.AddControllers();
 
+// Configure exception handling (IExceptionHandler - .NET 8+)
+builder.Services.AddExceptionHandler<GlobalExceptionHandler>();
+builder.Services.AddProblemDetails();
+
 // Configure CORS for frontend
 builder.Services.AddCors(options =>
 {
@@ -34,7 +38,7 @@ if (app.Environment.IsDevelopment())
 }
 
 // Global exception handler (should be first in pipeline)
-app.UseMiddleware<GlobalExceptionHandlerMiddleware>();
+app.UseExceptionHandler();
 
 // Enable CORS
 app.UseCors("AllowFrontend");