Update publish.yml

.github/workflows/publish.yml

@@ -1,5 +1,4 @@
-name: Upload Python Package to PyPI when a Release is Created
-
+name: Upload Python Package and Docker Image on Release
 on:
   release:
     types: [created]
@@ -25,6 +24,44 @@ jobs:
           pip install setuptools wheel
       - name: Build package
         run: |
-          python setup.py sdist bdist_wheel  # Could also be python -m build
+          python setup.py sdist bdist_wheel
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
+
+  docker-publish:
+    name: Publish Docker image
+    runs-on: ubuntu-latest
+    needs: pypi-publish
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            latest
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}