reduce workflows to reduce number of caching steps

Author: casibbald

.github/workflows/ci.yml

@@ -77,6 +77,25 @@ jobs:
       - name: Run tests
         run: cargo test --lib --bins --tests --verbose
 
+      - name: Run FOSSA scan and upload build data
+        uses: fossa-contrib/fossa-action@cdc5065bcdee31a32e47d4585df72d66e8e941c2 # v3.0.0
+        with:
+          fossa-api-key: ${{ secrets.FOSSA_API_KEY }}
+          github-token: ${{ github.token }}
+
+      - name: Run Trivy vulnerability scanner in repo mode
+        uses: aquasecurity/trivy-action@18f2510ee396bbf400402947b394f2dd8c87dbb0 # v0.29.0
+        with:
+          scan-type: fs
+          scanners: vuln
+          ignore-unfixed: true
+          format: sarif
+          output: trivy-results.sarif
+#      - name: Upload Trivy scan results to GitHub Security tab
+#        uses: github/codeql-action/upload-sarif@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+#        with:
+#          sarif_file: trivy-results.sarif
+
   build-and-publish:
     name: Build and Publish Docker Image
     needs: build-and-test