fix: guard SARIF upload with file existence check + continue-on-error

Author: xCatalitY

.github/workflows/docker-publish.yml

@@ -163,6 +163,7 @@ jobs:
 
       - name: Upload Trivy scan results to GitHub Security tab
         uses: github/codeql-action/upload-sarif@b0c4fd77f6c559021d78430ec4d0d169ae74a4eb # v3
+        continue-on-error: true
         with:
           sarif_file: "trivy-results.sarif"
-        if: always()
+        if: always() && hashFiles('trivy-results.sarif') != ''