chore: add scorecard analysis workflow

.github/workflows/scorecard-analysis.yml

@@ -0,0 +1,37 @@
+name: Scorecard analysis workflow
+on:
+  push:
+    branches:
+    - main
+  schedule:
+    # Weekly on Saturdays.
+    - cron:  '30 1 * * 6'
+
+permissions: read-all
+
+jobs:
+  analysis:
+    if: github.repository_owner == 'eclipse-csi'
+    name: Scorecard analysis
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+      id-token: write
+
+    steps:
+      - name: "Checkout code"
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+        with:
+          persist-credentials: false
+
+      - name: "Run analysis"
+        uses: ossf/scorecard-action@62b2cac7ed8198b15735ed49ab1e5cf35480ba46 # v2.4.0
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          publish_results: true
+
+      - name: "Upload to code-scanning"
+        uses: github/codeql-action/upload-sarif@f779452ac5af1c261dce0346a8f964149f49322b # v3.26.13
+        with:
+          sarif_file: results.sarif