Added missing ASF license header to auto-generated files.
diff --git a/nlpcraft/src/main/scala/org/apache/nlpcraft/common/util/NCUtils.scala b/nlpcraft/src/main/scala/org/apache/nlpcraft/common/util/NCUtils.scala
index a1344a4..e40376e 100644
--- a/nlpcraft/src/main/scala/org/apache/nlpcraft/common/util/NCUtils.scala
+++ b/nlpcraft/src/main/scala/org/apache/nlpcraft/common/util/NCUtils.scala
@@ -720,6 +720,21 @@
                         lines
                 
                 ps.println(s"#")
+                ps.println(s"# Licensed to the Apache Software Foundation (ASF) under one or more")
+                ps.println(s"# contributor license agreements.  See the NOTICE file distributed with")
+                ps.println(s"# this work for additional information regarding copyright ownership.")
+                ps.println(s"# The ASF licenses this file to You under the Apache License, Version 2.0")
+                ps.println(s"# (the 'License'); you may not use this file except in compliance with")
+                ps.println(s"# the License.  You may obtain a copy of the License at")
+                ps.println(s"#")
+                ps.println(s"#      http://www.apache.org/licenses/LICENSE-2.0")
+                ps.println(s"#")
+                ps.println(s"# Unless required by applicable law or agreed to in writing, software")
+                ps.println(s"# distributed under the License is distributed on an 'AS IS' BASIS,")
+                ps.println(s"# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.")
+                ps.println(s"# See the License for the specific language governing permissions and")
+                ps.println(s"# limitations under the License.")
+                ps.println(s"#")
                 ps.println(s"# Auto-generated on: ${new Date()}")
                 ps.println(s"# Total lines: ${seq.size}")
                 ps.println(s"#")