Sync Decorator to Java 25: H6 file labels, fix Main.java JDK-output mismatch, README mapping

02-structural/decorator/TextProcessor.java

@@ -1,9 +1,8 @@
 package decorator;
-
 /**
- * Component interface — defines what all text processors do.
- * Both the concrete processor AND all decorators implement this.
- * This is what makes them stackable.
+ * Component — defines what all text processors do.
+ * Both the base implementation AND every decorator implement this.
+ * Sharing this type is what makes decorators stackable.
  */
 public interface TextProcessor {
     String process(String text);