feat: Add monitoring alerts skeleton and enhance worker with notifications

src/CMSMicroservice.Infrastructure/Services/Monitoring/MonitoringSettings.cs

@@ -0,0 +1,57 @@
+using System.Collections.Generic;
+
+namespace CMSMicroservice.Infrastructure.Services.Monitoring;
+
+/// <summary>
+/// تنظیمات Monitoring و Alerting
+/// در appsettings.json تعریف می‌شود
+/// </summary>
+public class MonitoringSettings
+{
+    public const string SectionName = "Monitoring";
+    
+    /// <summary>
+    /// فعال بودن Sentry
+    /// </summary>
+    public bool SentryEnabled { get; set; } = false;
+    
+    /// <summary>
+    /// Sentry DSN
+    /// </summary>
+    public string? SentryDsn { get; set; }
+    
+    /// <summary>
+    /// فعال بودن Slack Notifications
+    /// </summary>
+    public bool SlackEnabled { get; set; } = false;
+    
+    /// <summary>
+    /// Slack Webhook URL
+    /// </summary>
+    public string? SlackWebhookUrl { get; set; }
+    
+    /// <summary>
+    /// فعال بودن Email Alerts
+    /// </summary>
+    public bool EmailAlertsEnabled { get; set; } = false;
+    
+    /// <summary>
+    /// لیست ایمیل‌های Admin برای دریافت Alert
+    /// </summary>
+    public List<string> AdminEmails { get; set; } = new();
+    
+    /// <summary>
+    /// فعال بودن SMS Notifications به کاربران
+    /// </summary>
+    public bool SmsNotificationsEnabled { get; set; } = false;
+    
+    /// <summary>
+    /// SMS Gateway API Key
+    /// </summary>
+    public string? SmsApiKey { get; set; }
+    
+    /// <summary>
+    /// SMS Gateway Base URL
+    /// </summary>
+    public string? SmsGatewayUrl { get; set; }
+}