.NET: Fix build issue CA1873 in DevUI by using LoggerMessage source generator

dotnet/src/Microsoft.Agents.AI.DevUI/DevUIAuthFilter.cs

@@ -51,9 +51,7 @@ public DevUIAuthFilter(IOptions<DevUIOptions> options, ILogger<DevUIAuthFilter>
 
         if (!isLoopback && !this._options.AllowRemoteAccess)
         {
-            this._logger.LogWarning(
-                "Rejected non-loopback DevUI request from {RemoteIp}. Set DevUIOptions.AllowRemoteAccess to permit remote callers.",
-                remoteIp);
+            DevUILog.RejectedNonLoopbackRequest(this._logger, remoteIp);
             return Results.Problem(
                 statusCode: StatusCodes.Status403Forbidden,
                 title: "DevUI access denied",

dotnet/src/Microsoft.Agents.AI.DevUI/DevUIExtensions.cs

@@ -100,10 +100,7 @@ private static void WarnIfInsecurelyExposed(ILogger logger, DevUIOptions options
 
         if (options.AllowRemoteAccess && !tokenConfigured && options.ConfigureEndpoints is null)
         {
-            logger.LogWarning(
-                "DevUI is configured with AllowRemoteAccess=true and no authentication. " +
-                "Set DevUIOptions.AuthToken, the {EnvVar} environment variable, or attach an authorization policy via ConfigureEndpoints.",
-                DevUIOptions.AuthTokenEnvironmentVariable);
+            DevUILog.InsecurelyExposed(logger, DevUIOptions.AuthTokenEnvironmentVariable);
         }
     }
 }

dotnet/src/Microsoft.Agents.AI.DevUI/DevUILog.cs

@@ -0,0 +1,20 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System.Net;
+
+namespace Microsoft.Agents.AI.DevUI;
+
+internal static partial class DevUILog
+{
+    [LoggerMessage(
+        EventId = 1,
+        Level = LogLevel.Warning,
+        Message = "Rejected non-loopback DevUI request from {RemoteIp}. Set DevUIOptions.AllowRemoteAccess to permit remote callers.")]
+    public static partial void RejectedNonLoopbackRequest(ILogger logger, IPAddress? remoteIp);
+
+    [LoggerMessage(
+        EventId = 2,
+        Level = LogLevel.Warning,
+        Message = "DevUI is configured with AllowRemoteAccess=true and no authentication. Set DevUIOptions.AuthToken, the {EnvVar} environment variable, or attach an authorization policy via ConfigureEndpoints.")]
+    public static partial void InsecurelyExposed(ILogger logger, string envVar);
+}