Add GitHub Action for publishing to PyPI

Author: parisk

.github/workflows/pypi.yml

@@ -0,0 +1,24 @@
+name: PyPI
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.8'
+    - name: Install dependencies
+      run: |
+        pip install --upgrade pip==20.2.4 poetry==1.1.4
+        poetry config virtualenvs.create false
+        poetry install
+    - name: Build and publish
+      run: |
+        poetry config pypi-token.pypi ${{ secrets.PYPI_TOKEN }}
+        poetry publish --build