Add @Generated

avaje-record-builder-core/src/main/java/io/avaje/recordbuilder/internal/RecordModel.java

@@ -28,6 +28,7 @@ public RecordModel(
     this.type = type;
     this.isImported = isImported;
     this.components = components;
+    importTypes.add("io.avaje.recordbuilder.Generated");
   }
 
   void initialImports() {
@@ -70,8 +71,8 @@ String fields(Map<String, String> defaultsMap) {
       }
 
       builder.append(
-          "  private %s %s%s;  // -- %s\n"
-              .formatted(uType.shortType(), element.getSimpleName(), defaultVal, uType.mainType()));
+          "  private %s %s%s;\n"
+              .formatted(uType.shortType(), element.getSimpleName(), defaultVal));
     }
 
     return builder.toString();

avaje-record-builder-core/src/main/java/io/avaje/recordbuilder/internal/RecordProcessor.java

@@ -289,6 +289,7 @@ String template(
         {1}
 
         /**  Builder class for '{'@link {2}'}' */
+        @Generated("avaje-record-builder")
         public class {2}Builder '{'
         {3}
           private {2}Builder() '{'

avaje-record-builder/src/main/java/io/avaje/recordbuilder/Generated.java

@@ -0,0 +1,19 @@
+package io.avaje.recordbuilder;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Marks source code that has been generated.
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Generated {
+
+  /**
+   * The name of the generator used to generate this source.
+   */
+  String value() default "";
+}