ci: Add DCO commit check

Signed-off-by: Artem Senichev <[email protected]>

.github/workflows/Check.yml

@@ -1,4 +1,4 @@
-name: Check
+name: Build check
 
 on:
   push:

.github/workflows/DCO.yml

@@ -0,0 +1,24 @@
+name: DCO check
+
+on:
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+
+  check:
+
+    runs-on: ubuntu-latest
+
+    steps:
+
+    - name: Get PR Commits
+      id: 'get-pr-commits'
+      uses: tim-actions/get-pr-commits@master
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Check DCO
+      uses: tim-actions/dco@master
+      with:
+        commits: ${{ steps.get-pr-commits.outputs.commits }}