first attempt at a GitHub Action for GNUMake

.github/workflows/gmake.yml

@@ -0,0 +1,38 @@
+name: Gmake
+
+on: [push]
+
+jobs:
+    build:
+        runs-on: ubuntu-latest
+        strategy:
+            matrix:
+                python-version: ["3.10"]
+        steps:
+            -
+                name: Checkout project                                          # https://github.com/actions/checkout
+                uses: actions/checkout@v4
+                with:
+                    path: main
+            -
+                name: Set up Python ${{ matrix.python-version }}
+                uses: actions/setup-python@v5                                   # https://github.com/actions/setup-python
+                with:
+                    python-version: ${{ matrix.python-version }}
+            -
+                name: Install dependencies
+                run: |
+                    python -m pip install --upgrade pip
+                    pip install matplotlib
+                    pip install pylint
+                    pip install scipy
+                    pip install sphinx
+            -
+                name: Compile the FORTRAN code
+                run: |
+                    echo "::notice $(which gfortran)"
+                    echo "::notice $(which gmake)"
+                    echo "::notice $(which pip)"
+                    echo "::notice $(which python)"
+                    cd main
+                    gmake -r FC=`which gfortran` PYTHON3=`which python`