Update logging for async mode from #438

debian/conf/logging.json

@@ -7,7 +7,12 @@
                     "outputTemplate": "[{Timestamp:HH:mm:ss}] [{Level:u3}] {Message:lj}{NewLine}{Exception}"
                 }
             },
-            { "Name": "File",
+            {
+                "Name": "Async",
+                "Args": {
+                    "configure": [
+                        {
+                            "Name": "File",
                             "Args": {
                                 "path": "%JELLYFIN_LOG_DIR%//jellyfin.log",
                                 "fileSizeLimitBytes": 10485700,
@@ -18,4 +23,7 @@
                         }
                     ]
                 }
+            }
+        ]
+    }
 }