Add GitHub Actions workflow for uploading Python package on release

.github/workflows/release_pip.yml

@@ -0,0 +1,36 @@
+name: Upload Python Package
+
+on:
+  release:
+    types: [released]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.8'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build twine
+
+    - name: Prepare build
+      run: |
+        python -m build 2>&1 | tee build.log
+        # exit `fgrep -i warning build.log | wc -l`
+
+    - name: Check the package
+      run: twine check --strict dist/*
+
+    - name: Publish
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: python -m twine upload dist/*