Actions: Setup cache_population job

cache_population runs an initial test and saves `mhkit_webread_cache` as
a github artifact. The main job runs next and should use this cache.
This should force tests that use cached_webread to request files from
the cache rather than downloading them.

.github/workflows/unix_unit_tests.yml

@@ -7,6 +7,104 @@ on:
     branches: [master, develop, ebbflood]
 
 jobs:
+  cache_population:
+    strategy:
+      fail-fast: false
+
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ["3.10"]
+        matlab-version: [R2022b]
+
+    runs-on: ${{ matrix.os }}
+
+    env:
+      mhkit-python-dir: "MHKiT-Python"
+    steps:
+      - name: Check out MHKiT-MATLAB
+        uses: actions/checkout@v4
+
+      - name: Check out MHKiT-Python
+        uses: actions/checkout@v4
+        with:
+          repository: "MHKiT-Software/MHKiT-Python"
+          path: ${{env.mhkit-python-dir}}
+
+      - name: Install & Setup Miniconda
+        uses: conda-incubator/setup-miniconda@v2
+        with:
+          auto-update-conda: true
+          python-version: ${{ matrix.python-version }}
+          activate-environment: TEST
+          channels: conda-forge
+
+      - name: Setup Python ${{ matrix.python-version }}
+        shell: bash -l {0}
+        run: |
+          conda create --name TEST python=${{ matrix.python-version }} numpy cython pip pytest hdf5 libnetcdf cftime netcdf4 --strict-channel-priority
+          conda activate TEST
+          export PATH="${CONDA_PREFIX}/bin:${CONDA_PREFIX}/Library/bin:$PATH" # so setup.py finds nc-config
+          pip install -e . --no-deps --force-reinstall
+
+      - name: pip install mhkit module from source
+        shell: bash -l {0}
+        run: |
+          conda activate TEST
+          pip install -e .
+        working-directory: ${{env.mhkit-python-dir}}
+
+      - name: pip install mhkit-python-utils module from source
+        shell: bash -l {0}
+        run: |
+          conda activate TEST
+          pip install -e .
+
+      # - name: Test MHKiT-Python
+      #   run: |
+      #     pip install nose pytest
+      #     nosetests -v --traverse-namespace mhkit
+      #   working-directory: ${{env.mhkit-python-dir}}
+      # #   if: always() && steps.runTests.outcome == 'failure'
+
+      - name: Set up MATLAB
+        uses: matlab-actions/setup-matlab@v1
+        with:
+          release: ${{ matrix.matlab-version }}
+
+      # OutOfProcess is required to properly call netcdf/hdf5 and works reliably on macos and ubuntu
+      - name: Configure MATLAB Python Environment
+        shell: bash -l {0}
+        run: |
+          conda activate TEST
+          printf 'pyenv(Version="%s", ExecutionMode="OutOfProcess")\n' $(python -c "import sys; print(sys.executable)") > run.m
+
+      - name: Add MATLAB test commands
+        shell: bash
+        run: echo "version,
+          addpath(genpath('mhkit')),
+          import matlab.unittest.TestSuite,
+          import matlab.unittest.TestRunner,
+          testFolder = ['mhkit' filesep 'tests'],
+          suite = TestSuite.fromFolder(testFolder),
+          runner = TestRunner.withTextOutput,
+          results = runner.run(suite),
+          assertSuccess(results)" >> run.m
+
+      - name: Output run.m
+        shell: bash
+        run: cat run.m
+
+      - name: Run MATLAB Unit Tests
+        uses: matlab-actions/run-command@v1
+        with:
+          command: run
+          startup-options: -noFigureWindows
+
+      - name: Save mhkit_webread_cache directory as an artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: mhkit_webread_cache
+          path: mhkit_webread_cache
   main:
     strategy:
       fail-fast: false
@@ -17,6 +115,9 @@ jobs:
         python-version: [3.8, 3.9, "3.10", 3.11]
         matlab-version: [R2021b, R2022a, R2022b, R2023a, R2023b]
         exclude:
+          - python-version: "3.10"
+            matlab-version: R2022b
+            os: ubuntu-latest
           - matlab-version: R2023b
             python-version: 3.8
           - matlab-version: R2023a
@@ -153,9 +254,8 @@ jobs:
       # #   if: always() && steps.runTests.outcome == 'failure'
 
       - name: Download mhkit_webread_cache artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/download-artifact@v3
         with:
-          name: mhkit_webread_cache
           path: mhkit_webread_cache
 
       - name: Set up MATLAB