feat: add integration with seq

Endpoint/Configuration/Core/Middleware/MaintenanceModeMiddleware.cs

@@ -24,7 +24,6 @@ public class MaintenanceModeMiddleware(RequestDelegate next, IMaintenanceModeSer
             context.Response.StatusCode = StatusCodes.Status503ServiceUnavailable;
             context.Response.ContentType = "plain/text";
 
-            string error;
             if (maintenanceModeService.IsMaintenanceMode)
                 throw new ServerUnavailableException("The service is currently undergoing maintenance. Please try again later.", true);
 

Endpoint/Configuration/Core/Startup/LoggerConfiguration.cs

@@ -45,6 +45,12 @@ public static class LoggerConfiguration
                     rollingInterval: RollingInterval.Day);
             }
 
+#if !DEBUG
+            if (generalConfig != null && !string.IsNullOrEmpty(generalConfig.ApiServerSeq) &&
+                Uri.TryCreate(generalConfig.ApiServerSeq, UriKind.Absolute, out var _))
+                configuration.WriteTo.Seq(generalConfig.ApiServerSeq, apiKey: generalConfig.ApiKeySeq);
+#endif
+
             configuration
                 .MinimumLevel.Override("Microsoft.AspNetCore.Hosting", LogEventLevel.Warning)
                 .MinimumLevel.Override("Microsoft.AspNetCore.Mvc", LogEventLevel.Warning)

Endpoint/Configuration/Model/GeneralSettings/LogSettings.cs

@@ -9,6 +9,8 @@ public class LogSettings : IIsConfigured
     public bool EnableLogToFile { get; set; }
     public string? LogFilePath { get; set; }
     public string? LogFileName { get; set; }
+    public string? ApiKeySeq { get; set; }
+    public string? ApiServerSeq { get; set; }
 
     public bool IsConfigured()
     {