Add GitHub Action for automatic package publishing to PyPI (#86)

.github/workflows/publish_to_pypi.yaml

@@ -0,0 +1,36 @@
+name: Publish to PyPI
+
+on:
+  workflow_dispatch:
+  release:
+    types: [created]
+
+jobs:
+  build-and-publish:
+    name: Publish Python distributions to PyPI
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python 3.9
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.9
+
+    - name: Install Poetry
+      run: |
+        curl -sSL https://install.python-poetry.org | python3 -
+
+    - name: Install dependencies
+      run: |
+        poetry install --no-dev
+
+    - name: Package Distribution
+      run: |
+        poetry build
+
+    - name: Publish Package
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        password: ${{ secrets.PYPI_API_TOKEN }}