chore(CI): Add dco workflow to enhance that commits is signed on pull requests

Signed-off-by: Bobo <back-engstrom@hotmail.com>

Author: Dexter9532

.github/workflows/dco.yml

@@ -7,9 +7,10 @@ on:
 jobs:
   dco:
     runs-on: ubuntu-latest
+
     steps:
       - name: Checkout code
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
-      - name: DCO Sign-off check
-        uses: docker://ghcr.io/dcoapp/check@sha256:42a40d30e4a4f4e2b2e2375861b7ed6ebc062f5a2404b4b1d1a76a8a4f7a3b87
+      - name: Verify commit sign-offs
+        uses: christophebedard/dco-check@c92e802b9b5e122469978eb9a9b1d1a2b314cf25 # v1.1.0