Merge pull request #8 from datazip-inc/ci/license-header-check

feat: modification-header-check

Author: arsalan-datazip

.github/workflows/modification-header-check.yml

@@ -0,0 +1,65 @@
+#
+# 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.
+#
+
+# Modified by Datazip Pvt. Ltd. in 2026
+# Original work Copyright The Apache Software Foundation (ASF)
+
+name: Modification-Header-Check
+
+on:
+  pull_request:
+    branches:
+      - "master"
+      - "staging"
+
+jobs:
+  modification-header-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Check modifications header
+        run: |
+          echo "Checking modified files..."
+
+          BASE_BRANCH=${{ github.base_ref }}
+          CHANGED_FILES=$(git diff --name-only origin/$BASE_BRANCH...HEAD)
+          DATAZIP_MODIFICATION_YEAR_REGEX="Modified by Datazip Pvt\. Ltd\. in [0-9]{4}"
+          ASF_ORIGINAL_WORK_NOTICE_REGEX="Original work Copyright The Apache Software Foundation \\(ASF\\)"
+          NOT_MODIFIED_FILES=""
+          for file in $CHANGED_FILES; do
+            if [[ ! -f "$file" ]]; then
+              continue
+            fi
+
+            if ! head -40 "$file" | grep -q -E "$DATAZIP_MODIFICATION_YEAR_REGEX" || ! head -40 "$file" | grep -q -E "$ASF_ORIGINAL_WORK_NOTICE_REGEX"; then
+              NOT_MODIFIED_FILES+="$file"$'\n'
+            fi
+          done
+
+          if [ -n "$NOT_MODIFIED_FILES" ]; then
+            echo "::error::The following files are missing required modification headers:"
+            echo "$NOT_MODIFIED_FILES"
+            exit 1
+          fi
+
+          echo "All modified files have Modifications header"
+