Add OpenSSF scorecard gh action

Signed-off-by: Fiachra Corcoran <[email protected]>

.github/workflows/openssf_scorecard.yaml

@@ -0,0 +1,46 @@
+name: OpenSSF Scorecard
+
+# Declare default permissions as read only.
+permissions: read-all
+
+on:
+  schedule:
+    - cron: '30 1 * * 6'
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  analysis:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+      id-token: write
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+        with:
+          persist-credentials: false
+      - name: Run analysis
+        uses: ossf/[email protected]
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          publish_results: true
+      - name: Upload artifact
+        uses: actions/[email protected]
+        with:
+          name: SARIF file
+          path: results.sarif
+          retention-days: 5
+      - name: Upload to code-scanning
+        uses: github/codeql-action/[email protected]
+        with:
+          sarif_file: results.sarif
+          token: ${{ secrets.GITHUB_TOKEN }}
+