feat(PyPI): release package to PyPI as CD

FIX #20

.github/workflows/release-to-pypi.yml

@@ -0,0 +1,42 @@
+name: release-to-pypi
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - 'refs/tags/v*'
+
+jobs:
+  build-n-publish:
+    name: Build and publish to PyPI
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.8
+
+      - name: Install Poetry
+        run: |
+          curl -sSL https://install.python-poetry.org | python3 -
+          echo 'export PATH="$HOME/.poetry/bin:$PATH"' >> $GITHUB_ENV
+          source $GITHUB_ENV
+
+      - name: Install dependencies
+        run: |
+          poetry install
+          pip install wheel setuptools
+
+      - name: Build package
+        run: make package
+
+      - name: Publish package to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}