feat: log to seq

Catalogger.Backend/Extensions/StartupExtensions.cs

@@ -48,6 +48,14 @@ public static class StartupExtensions
             // The default theme doesn't support light mode
             .WriteTo.Console(theme: AnsiConsoleTheme.Sixteen);
 
+        if (config.Logging.SeqLogUrl != null)
+        {
+            logCfg.WriteTo.Seq(
+                config.Logging.SeqLogUrl,
+                restrictedToMinimumLevel: LogEventLevel.Verbose
+            );
+        }
+
         // AddSerilog doesn't seem to add an ILogger to the service collection, so add that manually.
         builder.Services.AddSerilog().AddSingleton(Log.Logger = logCfg.CreateLogger());