Add gh action for contrib check

.github/workflows/contrib.yml

@@ -0,0 +1,24 @@
+name: contrib
+on:
+  issue_comment:
+    types: [created]
+  pull_request_target:
+    types: [opened,closed,synchronize]
+
+jobs:
+  CLAssistant:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Contributor Check"
+        if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I have read the CLA Document and I hereby sign the CLA') || github.event_name == 'pull_request_target'
+        uses: cla-assistant/github-action@v2.1.3-beta
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          PERSONAL_ACCESS_TOKEN : ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+        with:
+          path-to-signatures: 'signatures_v1.json'
+          path-to-document: 'https://securityonionsolutions.com/cla' 
+          allowlist: dependabot[bot],jertel,dougburks,TOoSmOotH,weslambert,defensivedepth,m0duspwnens
+          remote-organization-name: Security-Onion-Solutions
+          remote-repository-name: licensing
+