doc: insert license header

.pre-commit-config.yaml

@@ -8,6 +8,47 @@ repos:
       - id: end-of-file-fixer
       - id: check-added-large-files
       - id: check-merge-conflict
+  - repo: https://github.com/Lucas-C/pre-commit-hooks
+    rev: v1.5.4
+    hooks:
+      - name: Check and insert license on Python files
+        id: insert-license
+        exclude: ansible_collections/arista/cvp/(plugins|tests/unit(/module_utils|/modules|))/__init__.py
+        files: .*\.py$
+        args:
+          - --license-filepath
+          - development/license-short.txt
+          - --use-current-year
+          - --allow-past-years
+          - --fuzzy-match-generates-todo
+          - --no-extra-eol
+
+      - name: Check and insert license on Jinja2 files
+        id: insert-license
+        files: .*\.j2$
+        exclude: ansible_collections/arista/cvp/molecule.*
+        args:
+          - --license-filepath
+          - development/license-short.txt
+          - --use-current-year
+          - --allow-past-years
+          - --fuzzy-match-generates-todo
+          - --comment-style
+          - '{#||#}'
+          - --no-extra-eol
+
+      - name: Check and insert license on Markdown files
+        id: insert-license
+        files: .*\.md$
+        exclude: (ansible_collections/arista/cvp/molecule|.github|ansible_collections/arista/cvp/examples/.+/documentation/).*
+        args:
+          - --license-filepath
+          - development/license-short.txt
+          - --use-current-year
+          - --allow-past-years
+          - --fuzzy-match-generates-todo
+          - --comment-style
+          - '<!--|  ~|  -->'
 
   - repo: https://github.com/pycqa/pylint
     rev: "v2.16.1"

development/license-short.txt

@@ -0,0 +1,3 @@
+Copyright (c) 2023 Arista Networks, Inc.
+Use of this source code is governed by the Apache License 2.0
+that can be found in the LICENSE file.