feat(gateway): forward operator credentials on alarm acknowledgement

Claude-Session: https://claude.ai/code/session_016J6isfcgqy4SB2RK3ZvFvT

src/ZB.MOM.WW.MxGateway.Server/Diagnostics/GatewayLogRedactor.cs

@@ -12,7 +12,10 @@ public static class GatewayLogRedactor
     {
         "AuthenticateUser",
         "WriteSecured",
-        "WriteSecured2"
+        "WriteSecured2",
+        // Carry operator_password.
+        "AcknowledgeAlarm",
+        "AcknowledgeAlarmByName"
     };
 
     /// <summary>

src/ZB.MOM.WW.MxGateway.Server/Diagnostics/GatewayLogRedactorSeam.cs

@@ -33,6 +33,14 @@ public sealed class GatewayLogRedactorSeam : ILogRedactor
         }
 
         RedactCommandValue(properties);
+
+        foreach (string key in properties.Keys.ToList())
+        {
+            if (key.Contains("password", StringComparison.OrdinalIgnoreCase) && properties[key] is not null)
+            {
+                properties[key] = GatewayLogRedactor.RedactedValue;
+            }
+        }
     }
 
     /// <summary>