Add reuse workflow

Ensure licences and copyright information is present for all files.

Signed-off-by: Winford <[email protected]>

Author: UncleGrumpy

.github/workflows/reuse-lint.yaml

@@ -0,0 +1,19 @@
+# SPDX-FileCopyrightText: 2022 Free Software Foundation Europe e.V. <https://fsfe.org>
+#
+# SPDX-License-Identifier: CC0-1.0
+
+name: REUSE Compliance Check
+
+on: [push, pull_request]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref != 'refs/heads/main' && github.ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-24.04
+    steps:
+    - uses: actions/checkout@v4
+    - name: REUSE Compliance Check
+      uses: fsfe/reuse-action@bb774aa972c2a89ff34781233d275075cbddf542