Improve workflow handling (#118) (#120)

* Create common action for all workflows and split them into multiple files

Author: jorgensd

.github/actions/install-dependencies/action.yml

@@ -0,0 +1,17 @@
+name: Install dependencies
+
+
+runs:
+  using: composite
+  steps:
+      - name: Install apt dependencies and upgrade pip
+        shell: bash -el {0}
+        run: |
+          apt-get update && apt-get install -y libgl1-mesa-glx libxrender1 xvfb
+          python3 -m pip install -U pip
+      # Install `h5py` master branch
+      # https://github.com/hl5py/h5py/issues/2222
+      - name: Install h5py and pip requirements
+        shell: bash -el {0}
+        run: |
+          python3 -m pip install --no-binary=h5py git+https://github.com/h5py/h5py@master

.github/workflows/book_stable.yml

@@ -0,0 +1,46 @@
+name: Test stable build of book
+
+on:
+  workflow_dispatch:
+  workflow_call:
+  pull_request:
+    branches: ["main"]
+
+env:
+  HDF5_MPI: "ON"
+  HDF5_DIR: "/usr/local/"
+  DISPLAY: ":99.0"
+  DEB_PYTHON_INSTALL_LAYOUT: deb_system
+
+jobs:
+  build-book:
+    runs-on: ubuntu-latest
+    container: ghcr.io/fenics/dolfinx/lab:v0.6.0-r1
+   
+    env:
+      PYVISTA_TRAME_SERVER_PROXY_PREFIX: '/proxy/'
+      PYVISTA_TRAME_SERVER_PROXY_ENABLED: "True"
+      PYVISTA_OFF_SCREEN: false
+      PYVISTA_JUPYTER_BACKEND: "panel"
+
+    steps:
+
+      - uses: actions/checkout@v3
+  
+      - name: Install common packages
+        uses: ./.github/actions/install-dependencies
+
+      - name: Install book deps
+        run:
+          python3 -m pip install -r docker/requirements.txt
+
+      - name: Build the book
+        run: 
+          jupyter-book build . -W
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: webpage
+          path: ./_build/html
+          retention-days: 2
+          if-no-files-found: error

.github/workflows/build-publish.yml

@@ -0,0 +1,61 @@
+name: Publish book
+
+on:
+  push:
+    branches:
+      - "main"
+  workflow_dispatch:
+
+  # Weekly build on Mondays at 8 am
+  schedule:
+    - cron: "0 8 * * 1"
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
+env:
+  HDF5_MPI: "ON"
+  HDF5_DIR: "/usr/local/"
+  DISPLAY: ":99.0"
+  DEB_PYTHON_INSTALL_LAYOUT: deb_system
+
+jobs:
+  run-tests:
+    uses: ./.github/workflows/test_stable.yml
+    
+  build-book:
+    uses: ./.github/workflows/build_stable.yaml
+
+  deploy:
+    needs: [build-book, run-tests]
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+ 
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      
+      - name: Setup Pages
+        uses: actions/configure-pages@v2
+  
+      - name: Download docs artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: webpage
+          path: "./public"
+
+      - name: Upload page artifact
+        uses: actions/upload-pages-artifact@v1
+        with:
+          path: "./public"
+
+      - name: Deploy coverage report to GH Pages
+        id: deployment
+        uses: actions/deploy-pages@v1