Add warning logging for requirement checks with warnings

Introduce LogCheckWarning helper to log warning messages when checks cannot be automatically verified. Update ExecuteCheckWithLoggingAsync to use this method for results marked as warnings, ensuring clearer logging for checks that pass with warnings. Minor formatting improvements included.

Author: sellakumaran

src/Microsoft.Agents.A365.DevTools.Cli/Services/Requirements/RequirementCheck.cs

@@ -43,6 +43,18 @@ protected virtual void LogCheckSuccess(ILogger logger, string? details = null)
         }
     }
 
+    /// <summary>
+    /// Helper method to log check warning
+    /// </summary>
+    protected virtual void LogCheckWarning(ILogger logger, string? details = null)
+    {
+        logger.LogWarning("[WARNING] {Name}: Cannot automatically verify", Name);
+        if (!string.IsNullOrWhiteSpace(details))
+        {
+            logger.LogWarning("  Details: {Details}", details);
+        }
+    }
+
     /// <summary>
     /// Helper method to log check failure
     /// </summary>
@@ -57,35 +69,42 @@ protected virtual void LogCheckFailure(ILogger logger, string errorMessage, stri
     /// Helper method to execute the check with consistent logging
     /// </summary>
     protected async Task<RequirementCheckResult> ExecuteCheckWithLoggingAsync(
-        Agent365Config config, 
-        ILogger logger, 
+        Agent365Config config,
+        ILogger logger,
         Func<Agent365Config, ILogger, CancellationToken, Task<RequirementCheckResult>> checkImplementation,
         CancellationToken cancellationToken = default)
     {
         LogCheckStart(logger);
-        
+
         try
         {
             var result = await checkImplementation(config, logger, cancellationToken);
-            
+
             if (result.Passed)
             {
-                LogCheckSuccess(logger, result.Details);
+                if (result.IsWarning)
+                {
+                    LogCheckWarning(logger, result.Details);
+                }
+                else
+                {
+                    LogCheckSuccess(logger, result.Details);
+                }
             }
             else
             {
                 LogCheckFailure(logger, result.ErrorMessage ?? "Check failed", result.ResolutionGuidance ?? "No guidance available");
             }
-            
+
             return result;
         }
         catch (Exception ex)
         {
             var errorMessage = $"Exception during check: {ex.Message}";
             var resolutionGuidance = "Please check the logs for more details and ensure all prerequisites are met";
-            
+
             LogCheckFailure(logger, errorMessage, resolutionGuidance);
-            
+
             return RequirementCheckResult.Failure(errorMessage, resolutionGuidance, ex.ToString());
         }
     }