Transition CI from Azure Pipelines to GitHub Actions

.github/workflows/build_workflow.yml

@@ -0,0 +1,85 @@
+name: CI/CD Build Workflow
+
+on:
+  push:
+    branches:
+      - master
+
+  pull_request:
+    branches:
+      - master
+
+  workflow_dispatch:
+
+env:
+  CANCEL_OTHERS: false
+  PATHS_IGNORE: '["**/README.md", "**/docs/**"]'
+
+jobs:
+  build:
+    name: test mpas_tools - python ${{ matrix.python-version }}
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    defaults:
+      run:
+        shell: bash -l {0}
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@master
+        with:
+          cancel_others: ${{ env.CANCEL_OTHERS }}
+          paths_ignore: ${{ env.PATHS_IGNORE }}
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        uses: actions/checkout@v4
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Cache Conda
+        uses: actions/cache@v4
+        env:
+          # Increase this value to reset cache if dev-spec and setup.py have not changed in the workflow
+          CACHE_NUMBER: 0
+        with:
+          path: ~/conda_pkgs_dir
+          key:
+            ${{ runner.os }}-${{ matrix.python-version }}-conda-${{ env.CACHE_NUMBER }}-${{
+            hashFiles('conda_package/dev-spec.txt,conda_package/setup.py') }}
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Create Build Environment
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          activate-environment: "build"
+          miniforge-version: latest
+          channels: conda-forge
+          channel-priority: strict
+          auto-update-conda: true
+          python-version: ${{ matrix.python-version }}
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Finalize Build Environment
+        run: |
+          conda install conda conda-build
+          conda build -m "conda_package/ci/linux_64_python${{ matrix.python-version }}.____cpython.yaml" "conda_package/recipe"
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Install mpas_tools
+        run: |
+          cd conda_package
+          conda create -n mpas_tools_dev --file dev-spec.txt \
+              python=${{ matrix.python-version }}
+          conda activate mpas_tools_dev
+          python -m pip install --no-deps --no-build-isolation -vv -e .
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Build Sphinx Docs
+        run: |
+          conda activate mpas_tools_dev
+          # sphinx-multiversion expects at least a "master" branch
+          git branch master || echo "branch master already exists."
+          cd conda_package/docs
+          sphinx-multiversion . _build/html
+

.github/workflows/docs_workflow.yml

@@ -0,0 +1,91 @@
+name: CI/CD Release Workflow
+
+on:
+  push:
+    branches:
+      - master
+
+  release:
+    types: [published]
+
+jobs:
+  publish-docs:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: bash -l {0}
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+          fetch-depth: 0
+
+      - name: Cache Conda
+        uses: actions/cache@v4
+        env:
+          # Increase this value to reset cache if dev-spec and setup.py have not changed in the workflow
+          CACHE_NUMBER: 0
+        with:
+          path: ~/conda_pkgs_dir
+          key: ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{
+            hashFiles('conda_package/dev-spec.txt,conda_package/setup.py') }}
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Set up Conda Environment
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          activate-environment: "mpas_tools_ci"
+          miniforge-version: latest
+          channels: conda-forge
+          channel-priority: strict
+          auto-update-conda: true
+          python-version: ${{ matrix.python-version }}
+
+      - if: ${{ steps.skip_check.outputs.should_skip != 'true' }}
+        name: Install mpas_tools
+        run: |
+          cd conda_package
+          git config --global url."https://github.com/".insteadOf "[email protected]:"
+          conda create -n mpas_tools_dev --file dev-spec.txt
+          conda activate mpas_tools_dev
+          python -m pip install -vv --no-deps --no-build-isolation -e .
+
+      - name: Build Sphinx Docs
+        run: |
+          set -e
+          cd conda_package/docs
+          conda activate mpas_tools_dev
+          sphinx-multiversion . _build/html
+      - name: Copy Docs and Commit
+        run: |
+          set -e
+          cd conda_package/docs
+          conda activate mpas_tools_dev
+          # gh-pages branch must already exist
+          git clone https://github.com/MPAS-Dev/MPAS-Tools.git --branch gh-pages --single-branch gh-pages
+          # Make sure we're in the gh-pages directory.
+          cd gh-pages
+          # Create `.nojekyll` (if it doesn't already exist) for proper GH Pages configuration.
+          touch .nojekyll
+          # Add `index.html` to point to the `master` branch automatically.
+          printf '<meta http-equiv="refresh" content="0; url=./master/index.html" />' > index.html
+          # Only replace docs in a directory with the destination branch name with latest changes. Docs for
+          # releases should be untouched.
+          rm -rf ${{ github.head_ref || github.ref_name }}
+          # don't clobber existing release versions (in case we retroactively fixed them)
+          cp -r -n ../_build/html/* .
+          # Configure git using GitHub Actions credentials.
+          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git config --local user.name "github-actions[bot]"
+          # The second command will fail if no changes were present, so we ignore it
+          git add .
+          git commit -m "Update documentation" -a || true
+      - name: Push Changes
+        uses: ad-m/github-push-action@master
+        with:
+          branch: gh-pages
+          directory: docs/gh-pages
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          force: true
+

conda_package/dev-spec.txt

@@ -31,5 +31,6 @@ pytest
 
 # Documentation
 sphinx
+sphinx-multiversion
 mock
 sphinx_rtd_theme

conda_package/docs/_static/style.css

@@ -0,0 +1,4 @@
+.wy-nav-content {
+    max-width: 1200px !important;
+}
+

conda_package/docs/_templates/layout.html

@@ -0,0 +1,5 @@
+{% extends "!layout.html" %}
+{% block extrahead %}
+    <link href="{{ pathto("_static/style.css", True) }}" rel="stylesheet" type="text/css">
+{% endblock %}
+