[10.0.x] kie-issues#1613: Add CI :: Check license headers GitHub Ac…

…tions workflow (apache#3147)

* kie-issues#1613: Add `CI :: Check license headers` GitHub Actions workflow (apache#3130)

* Add license header

* Revert "Add license header"

This reverts commit be404f1.

* .rat-excludes

* align naming with kie-issues#1613 ensemble

* moce licenses into single file

* LICENSE.txt -> LICENSE

* Remove NOTICE

* Add jstree, jquery in .rat-excludes

* NOTICE recreated

* kie-issues#1613: Migrate `CI :: Check license headers`  apache-rat v0.16.1 (apache#3144)

* Add license header

* .rat-excludes

* align naming with kie-issues#1613 ensemble

* moce licenses into single file

* LICENSE.txt -> LICENSE

* Remove NOTICE

* Add jstree, jquery in .rat-excludes

* NOTICE recreated

* List explicitely all files in the .rat-exclude

* Use apache-rat v0.16.1

* CI :: License headers

.github/workflows/ci_check_license_headers.yaml

@@ -0,0 +1,41 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+name: "CI :: License headers"
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Download Apache RAT
+        run: |
+          curl -LO https://repo1.maven.org/maven2/org/apache/rat/apache-rat/0.16.1/apache-rat-0.16.1.jar
+
+      - name: Run Apache RAT
+        run: |
+          java -jar apache-rat-0.16.1.jar -d . -E .rat-excludes | grep "== File:" && echo "The files listed above are missing license headers." && exit 1 || echo "All files have license headers."
+

.gitignore

@@ -32,3 +32,6 @@
 
 # Repository wide ignore mac DS_Store files
 .DS_Store
+
+# Apache RAT check excludes file
+!.rat-excludes