update ci/cd

Author: wuyue92tree

.github/workflows/main.yml

@@ -0,0 +1,6 @@
+- name: Publish a Python distribution to PyPI
+  if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+  uses: pypa/gh-action-pypi-publish@v1.5.0
+  with:
+    user: __token__
+    password: ${{ secrets.PYPI }}