تأیید وب‌هوک‌ها

using OpenEmail; var builder = WebApplication.CreateBuilder(args);var app = builder.Build();var secret = builder.Configuration["OPENEMAIL_WEBHOOK_SECRET"] ?? string.Empty; app.MapPost("/webhooks/openemail", async (HttpRequest request) =>{    using var reader = new StreamReader(request.Body);    var payload = await reader.ReadToEndAsync();     try    {        var delivery = OpenEmailClient.VerifyWebhookSignature(payload, request.Headers["X-OpenEmail-Signature"], secret);         app.Logger.LogInformation("{Type} {Id}", (string?)delivery["type"], (string?)delivery["id"]);         return Results.NoContent();    }    catch (OpenEmailWebhookException)    {        return Results.BadRequest();    }}); app.Run();

var payload = """{"id":"evt_1","type":"email.received"}"""; try{    OpenEmailClient.VerifyWebhookSignature(payload, "t=1767225600,v1=5f2d", "whsec_example", toleranceSeconds: 60);}catch (OpenEmailWebhookException error){    Console.WriteLine($"refused: {error.Message}");}