Update CI workflow to manage NTP server and store results.

Added steps to start and stop an NTP server during benchmarking, enhancing test isolation. Benchmark results are now stored with a dedicated action, improving result accessibility. This update simplifies the workflow and ensures better resource handling.

.github/workflows/ci.yml

@@ -56,7 +56,14 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install uv
         uses: astral-sh/setup-uv@v4
+      - name: Start test NTP server
+        run: uvx --from git+https://github.com/vpetrigo/ntpserver@master ntpserver > /dev/null &
       - name: Run benchmarking
-        run: |
-          uvx --from git+https://github.com/vpetrigo/ntpserver@master ntpserver > /dev/null &
-          cargo bench --features sync
+        run: cargo bench --features sync | tee output.txt
+      - name: Kill NTP server
+        run: pgrep -f ntpserver | xargs kill
+      - name: Store benchmark result
+        uses: benchmark-action/github-action-benchmark@v1
+        with:
+          tool: 'cargo'
+          output-file-path: output.txt