Create 99-reuse-compliance-check.yml

added https://reuse.software/ linter

Author: mfranzke

.github/workflows/99-reuse-compliance-check.yml

@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2025 DB Systel GmbH
+#
+# SPDX-License-Identifier: Apache-2.0
+
+name: REUSE Compliance Check
+
+on: [push, pull_request]
+
+jobs:
+  reuse-compliance-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: REUSE Compliance Check
+        uses: fsfe/reuse-action@v5