add log output in case no action is needed

expose_forwards.ps1

@@ -168,6 +168,8 @@ foreach($yaml in (Get-ChildItem -Path $Stacks -Include 'docker-compose.yml' -Rec
                 '--to-destination','"{0}:{1}"' -f $ingress_address,$nat.published_port
             )
             Add-IptablesRule -Chain $Chain -Rule $rule
+        } else {
+            Write-Output ('No additional rule needed for {0}:{1}' -f $nat.ip,$nat.port)
         }
     }
 }