Program.cs

using Microsoft.OpenApi.Models;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddControllers();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new OpenApiInfo { Title = "UserManagementAPI", Version = "v1" });
});

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI(c =>
    {
        c.SwaggerEndpoint("/swagger/v1/swagger.json", "UserManagementAPI v1");
        c.RoutePrefix = string.Empty;
    });
}

app.UseMiddleware<ErrorHandlingMiddleware>();
app.UseMiddleware<AuthenticationMiddleware>();
app.UseMiddleware<LoggingMiddleware>();

app.UseHttpsRedirection();
app.UseAuthorization();
app.MapControllers();
app.Run();