Dockerfile and github workflow for Docker image build and push

.github/workflows/docker-image.yml

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+name: Create and publish a Docker image
+
+on:
+  push:
+    branches:
+      - "main"
+    tags:
+      - "v*"
+  pull_request:
+    branches:
+      - "main"
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for base-image
+        id: meta-base
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: ${{ github.event_name == 'push' }}
+          platforms: linux/amd64
+          tags: ${{ steps.meta-base.outputs.tags }}
+          labels: ${{ steps.meta-base.outputs.labels }}

Dockerfile

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+# We choose ubuntu 22.04 as our base docker image (linux/amd64)
+FROM ghcr.io/fenics/dolfinx/dolfinx:v0.9.0@sha256:61f17eb5de64721e8bbfc06b0e715bd8d0c3b6f8ec37d30f6985016c6ac68472
+
+ENV PYVISTA_JUPYTER_BACKEND="html"
+
+# Requirements for pyvista
+RUN apt-get update && apt-get install -y libgl1 libglx-mesa0
+RUN apt-get update && apt-get install -y libxrender1 
+RUN apt-get update && apt-get install -y xvfb
+RUN apt-get update && apt-get install -y nodejs
+
+COPY . /repo
+WORKDIR /repo
+
+RUN python3 -m pip install vtk
+
+RUN python3 -m pip install jupyter-book 
+RUN python3 -m pip install jupyter
+RUN python3 -m pip install pyvista[all]
+RUN python3 -m pip install trame-vuetify
+RUN python3 -m pip install ipywidgets
+
+RUN python3 -m pip install .
+