Working on BackgroundService for Seq Logging

Core/Telemetry/SeqLogger.cs

@@ -0,0 +1,42 @@
+using System.Text;
+using System.Text.Json;
+
+namespace Core.Telemetry
+{
+    public class SeqLogger
+    {
+        private readonly string _seqUrl;
+        private readonly string _apiKey; // Optional
+        HttpClient _httpClient;
+        public SeqLogger(HttpClient httpClient, string seqUrl, string apiKey = null)
+        {
+            _seqUrl = seqUrl;
+            _apiKey = apiKey;
+            _httpClient = httpClient;
+        }
+
+        public async Task LogToSeq(string message, string level, Dictionary<string, object> properties)
+        {
+
+            var seqEvent = new Dictionary<string, object>
+                        {
+                            { "@t", DateTime.UtcNow.ToString("o") },
+                            { "@mt", message },
+                            { "@l", level }  // "Information", "Warning", "Error", etc.
+                        };
+
+            foreach (var prop in properties)
+            {
+                seqEvent.Add(prop.Key, prop.Value);
+            }
+
+            var content = new StringContent(
+                JsonSerializer.Serialize(seqEvent),
+                Encoding.UTF8,
+                "application/vnd.serilog.clef");
+
+            var response = await _httpClient.PostAsync("/ingest/clef?apiKey=Gt8hS9ClGNfOCAdswDlW", content);
+            response.EnsureSuccessStatusCode();
+        }
+    }
+}