add: Add pypi publishment workflow

Author: William-W-Chen

.github/workflows/pypi-deployment.yaml

@@ -0,0 +1,39 @@
+name: Publish to PyPI
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.8'
+
+      - name: Install PDM
+        run: |
+          python -m pip install --upgrade pip
+          pip install pdm twine
+
+      - name: Install dependencies
+        run: |
+          pdm install --prod
+
+      - name: Build the package
+        run: |
+          pdm build
+
+      - name: Publish to PyPI
+        env:
+          TWINE_USERNAME: "__token__"
+          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        run: |
+          twine upload --verbose dist/*