Add host helper

extension/src/main/java/io/xpipe/extension/util/HostHelper.java

@@ -0,0 +1,18 @@
+package io.xpipe.extension.util;
+
+import java.util.Locale;
+
+public class HostHelper {
+
+    public static boolean isLocalHost(String host) {
+        if (host.equals("127.0.0.1")) {
+            return true;
+        }
+
+        if (host.toLowerCase(Locale.ROOT).equals("localhost")) {
+            return true;
+        }
+
+        return false;
+    }
+}