Publish and create release from changelog

.github/workflows/publish.yml

@@ -0,0 +1,49 @@
+name: Publish package to PyPI and create release
+
+on:
+  push:
+    branches: [main]
+    tags:
+      - "v*" # Push events to matching v*, i.e. v1.0, v20.15.10
+
+jobs:
+  build:
+    uses: ./.github/workflows/build.yml
+
+  publish:
+    name: Publish distribution to PyPI
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/v')
+    environment: pypi_prod
+    needs: [build]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+      - name: Install flit
+        run: |
+          pip install flit
+      - name: Publish the distibution to PyPI
+        run: flit publish
+        env:
+          FLIT_INDEX_URL: https://upload.pypi.org/legacy/
+          FLIT_USERNAME: __token__
+          FLIT_PASSWORD: ${{ secrets. PYPI_API_TOKEN }}
+
+  release:
+    name: Create release
+    runs-on: ubuntu-latest
+    needs: [publish]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Extract release notes
+        id: extract-release-notes
+        uses: ffurrer2/extract-release-notes@v1
+      - name: Create release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: gh release create --notes '${{ steps.extract-release-notes.outputs.release_notes }}' --title ${{ github.ref_name }} ${{ github.ref_name }}