Introduce verify-actions-lockfile

Author: sue445

.github/workflows/verify-actions-lockfile.yml

@@ -0,0 +1,17 @@
+name: Verify Actions Lockfile
+
+on:
+  pull_request:
+    paths:
+      - ".github/workflows/*.yml"
+      - ".github/workflows/actions.lock"
+  push:
+    branches:
+      - main
+    paths:
+      - ".github/workflows/*.yml"
+      - ".github/workflows/actions.lock"
+
+jobs:
+  verify:
+    uses: sue445/workflows/.github/workflows/verify-actions-lockfile.yml@main