Added structured logging to file and Grafana Loki

YABA.API/appsettings.json

@@ -7,16 +7,38 @@
     }
   },
   "Serilog": {
-    "MinimumLevel":  "Information",
+    "MinimumLevel": "Information",
+    "Using": [
+      "Serilog.Sinks.Grafana.Loki"
+    ],
     "WriteTo": [
       {
         "Name": "File",
         "Args": {
-          "path": "Logs/log-.txt",
-          "rollingInterval": "Day"
+          "path": "Logs/log.json",
+          "rollingInterval": "Day",
+          "formatter": "Serilog.Formatting.Json.JsonFormatter, Serilog"
+        }
+      },
+      {
+        "Name": "GrafanaLoki",
+        "Args": {
+          "uri": "https://loki.iwanaga.moe",
+          "labels": [
+            {
+              "key": "job",
+              "value": "YABA.API"
+            },
+            {
+              "key": "environment",
+              "value": "localhost"
+            }
+          ],
+          "propertiesAsLabels": [ "job", "environment" ]
         }
       }
-    ]
+    ],
+    "Enrich": ["FromLogContext", "WithMachineName", "WithProcessId", "WithThreadId"]
   },
   "WebClient": {
     "Url": "https://localhost:3000"