Program.cs

var builder = WebApplication.CreateBuilder(args);


builder.WebHost.UseUrls("http://0.0.0.0:3551");


builder.Services.AddControllers();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();


builder.Services.AddCors(options =>
{
    options.AddDefaultPolicy(policy =>
    {
        policy.AllowAnyOrigin()
              .AllowAnyHeader()
              .AllowAnyMethod();
    });
});

var app = builder.Build();



if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}


app.UseCors();


app.UseRouting();
app.UseAuthorization();
app.MapControllers();


app.Use(async (context, next) =>
{
    if (context.Request.Method == "OPTIONS")
    {
        context.Response.Headers.Add("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
        context.Response.Headers.Add("Access-Control-Allow-Headers", "Content-Type, Authorization");
        context.Response.StatusCode = 200;
        return;
    }

    await next();
});

app.Run();