Adding workflow files for checking for Copyright headers.

.github/check-spdx.yml

@@ -0,0 +1,13 @@
+DEFAULT:
+  perform_check: yes  # Perform check for all files
+  allowed_licenses:
+    - Apache-2.0
+  license_for_new_files: Apache-2.0  # license to be used when inserting a new copyright notice
+  new_notice_c: |+  # notice for new C, CPP, H, HPP and LD files
+    // SPDX-FileCopyrightText: (c) {years} Tenstorrent AI ULC
+    //
+    // SPDX-License-Identifier: {license}
+  new_notice_python: |+  # notice for new python files
+    # SPDX-FileCopyrightText: (c) {years} Tenstorrent AI ULC
+    #
+    # SPDX-License-Identifier: {license}

.github/workflows/pull-request-workflow.yml

@@ -10,4 +10,7 @@ on:
 jobs:
   build-artifacts:
     uses: ./.github/workflows/build-artifacts.yml
+    secrets: inherit
+  spdx:
+    uses: ./.github/workflows/spdx.yml
     secrets: inherit

.github/workflows/spdx.yml

@@ -0,0 +1,15 @@
+name: spdx
+
+on:
+  workflow_dispatch:
+  workflow_call:
+
+jobs:
+  check-spdx-headers:
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout
+      uses: actions/checkout@v4
+    - uses: enarx/spdx@master
+      with:
+        licenses: Apache-2.0

.pre-commit-config.yaml

@@ -0,0 +1,6 @@
+repos:
+   - repo: https://github.com/espressif/check-copyright/
+    rev: v1.0.3
+    hooks:
+      - id: check-copyright
+        args: ['--config', '.github/check-spdx.yaml']