Add package publishing workflow

.github/workflows/publish_package.yml

@@ -0,0 +1,69 @@
+# This workflows will upload a Python Package using Twine when a release is created
+# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+
+name: Upload Python Package
+
+on:
+  push:
+    tags:
+      - '**'
+
+env:
+  POETRY_VERSION: 1.4.0
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    # Run on a push to a tag or master
+    if: >
+      github.event_name == 'push' &&
+      (startsWith(github.event.ref, 'refs/tags') ||
+       github.event.ref == 'refs/heads/master')
+    steps:
+      - name: Set up Python 3
+        uses: actions/setup-python@v3
+        with:
+          python-version: '3.x'
+
+      - name: Install latest setuptools, wheel, pip
+        run: python3 -m pip install -U pip setuptools wheel
+
+      - name: Cache Installations
+        id: cache-installs
+        uses: actions/cache@v3
+        with:
+          path: ~/.local
+          key: install-${{ env.INSTALL_CACHE_HASH }}-3
+
+      - name: Install Poetry
+        if: steps.cache-installs.outputs.cache-hit != 'true'
+        run: |
+          curl -sSL https://install.python-poetry.org | python3 - --version ${{ env.POETRY_VERSION }}
+      - name: Test poetry
+        run: poetry --version
+
+      - name: Checkout source
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 1
+
+      - name: Install rfinder
+        run: poetry install
+
+      - name: Build distribution
+        run: poetry build
+
+      - name: Publish distribution 📦 to Test PyPI
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          user: __token__
+          password: ${{ secrets.TEST_PYPI_API_TOKEN }}
+          repository_url: https://test.pypi.org/legacy/
+        continue-on-error: true
+
+      - name: Publish distribution 📦 to PyPI
+        uses: pypa/gh-action-pypi-publish@master
+        if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags')
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}