fix: 修复 CI 打包测试缺少 pytest

在临时虚拟环境中安装 pytest 和 pytest-asyncio

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: SummerOneTwo

.github/workflows/ci.yml

@@ -88,6 +88,7 @@ jobs:
           python -m venv /tmp/test-venv
           source /tmp/test-venv/bin/activate
           pip install dist/autocode_mcp-*.whl
+          pip install pytest pytest-asyncio
       - name: Run packaging smoke tests
         run: |
           source /tmp/test-venv/bin/activate